<?xml version="1.0" encoding="UTF-8"?><TEI xmlns="http://www.tei-c.org/ns/1.0">
    <teiHeader>
        <fileDesc>
            <titleStmt>
                <title type="main">Ernst Haeckel (1834-1919): Briefedition</title>
            </titleStmt>
            <editionStmt>
                <edition>
                    <idno>b4631a1a-aff7-45ff-9ef0-14bf46afe00f</idno>
                    <date when="2026-04-17"/>
                </edition>
            </editionStmt>
            <publicationStmt>
                <publisher>Friedrich Schiller University Jena</publisher>
                <idno type="url">https://haeckel-briefwechsel-projekt.uni-jena.de</idno>
                <availability>
                    <licence target="https://creativecommons.org/licenses/by/4.0/">This file is licensed under the terms of the Creative-Commons-License CC BY 4.0</licence>
                </availability>
            </publicationStmt>
            <sourceDesc>
                <bibl type="online" xml:id="b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                    <editor>
                        <name>Thomas Bach</name>
                    </editor>
                    <editor>
                        <name>Claudia Taszus</name>
                    </editor>
                    <editor>
                        <name>Roman Göbel</name>
                    </editor>
                    <editor>
                        <name>Jörn Bohr</name>
                    </editor>
                    <editor>
                        <name>Daniela Prutscher</name>
                    </editor>
                    <editor>
                        <name>Dirk Sangmeister</name>
                    </editor>
                    <ref target="https://haeckel-briefwechsel-projekt.uni-jena.de">https://haeckel-briefwechsel-projekt.uni-jena.de</ref>
                </bibl>
            </sourceDesc>
        </fileDesc>
        <profileDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-01-05"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-03-18"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-04-17"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-06-10"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_6" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-08-09"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName>
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_7" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1896.08.??</date>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_8" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-08-31"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_9" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-09-16"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_10" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-10-11"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_11" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-11-07"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_12" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-12-28"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_13" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-01-15"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_14" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-07-30"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName>
                        <settlement type="city">Wörishofen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_15" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-12-28"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_16" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-04-23"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_17" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-07-10"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_18" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-12-05"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_19" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-04-19"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_20" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-06-26"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_21" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-07-21"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName>
                        <settlement type="city">Großreifling</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_22" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-08-16"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName>
                        <settlement type="city">Großreifling</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_23" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-12-30"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_24" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-05-25"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_25" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-07-20"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <persName ref="http://d-nb.info/gnd/117172766">Müllner, Laurenz</persName>
                    <placeName>
                        <settlement type="city">Eisenerz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_26" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-08-08"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <persName ref="http://d-nb.info/gnd/117172766">Müllner, Laurenz</persName>
                    <placeName>
                        <settlement type="city">Großreifling</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_27" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-01-02"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_28" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-08-07"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <persName ref="http://d-nb.info/gnd/117172766">Müllner, Laurenz</persName>
                    <placeName>
                        <settlement type="city">Johnsbach</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_30" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-08-22"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName>
                        <settlement type="city">Gstatterboden</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_31" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <persName ref="http://d-nb.info/gnd/117172766">Müllner, Laurenz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_32" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-08-19"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <persName ref="http://d-nb.info/gnd/117172766">Müllner, Laurenz</persName>
                    <placeName ref="https://www.geonames.org/2782979">
                        <settlement type="city">Admont</settlement>
                        <country>
                            <name type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_33" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-23"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_34" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-08-12"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <persName ref="http://d-nb.info/gnd/117172766">Müllner, Laurenz</persName>
                    <placeName>
                        <settlement type="city">Gesäuse</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_35" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-08-23"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <persName ref="http://d-nb.info/gnd/117172766">Müllner, Laurenz</persName>
                    <placeName>
                        <settlement type="city">Eisenerz</settlement>
                        <country>
                            <name type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_36" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-02"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_37" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-06-27"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_38" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-11-22"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_39" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-04-27"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_40" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1910</date>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName>
                        <settlement type="city">Groß-Reifling</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_41" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-17"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <persName ref="http://d-nb.info/gnd/117172766">Müllner, Laurenz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_42" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-03-09"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_43" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-22"/>
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_44" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName ref="http://d-nb.info/gnd/118746278">Delle Grazie, Marie Eugenie</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_45" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-01-28"/>
                    <persName>Greathouse, Bryan</persName>
                    <placeName ref="https://www.geonames.org/5488441">
                        <settlement type="city">Roswell</settlement>
                        <country>
                            <name key="USA" type="current">New Mexico</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_46" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-05"/>
                    <persName>Grebenstein, von</persName>
                    <placeName ref="https://www.geonames.org/2931574">
                        <settlement type="city">Eisenach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_47" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Greebel, S. A.</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_48" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-11-13"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_49" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-02-10"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_50" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-07-23"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_51" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-08-27"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName>
                        <settlement type="city">Ostende</settlement>
                        <country>
                            <name type="current">Belgien</name>
                            <name type="historical">Königreich Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_52" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-10-03"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_53" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-10-20"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Könisgreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_54" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-02-05"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_55" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-02-22"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_56" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-11-21"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_57" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-12-31"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_58" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-10-13"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_59" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-08-30"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_60" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-07-29"/>
                    <persName>Greffrath, Henry</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_61" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-11-09"/>
                    <persName>Greffrath, Henry</persName>
                    <placeName ref="https://www.geonames.org/2937959">
                        <settlement type="city">Dessau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_62" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-09-25"/>
                    <persName>Grigorius, Mally</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_63" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-31"/>
                    <persName>Grigorius, Mally</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_64" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-10-24"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_65" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-06-26"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_66" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-06-15"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_67" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-11-21"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_68" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-01-16"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_69" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-07-07"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_70" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-09-12"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_71" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-01-27"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_72" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-05-24"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_73" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-05-03"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_74" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-11-22"/>
                    <persName ref="http://d-nb.info/gnd/116828412">Greeff, Richard</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_75" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-10-03"/>
                    <persName>Grigorius, Mally</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_76" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-13"/>
                    <persName>Grigorius, Mally</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_77" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-08-02"/>
                    <persName>Green, Emily</persName>
                    <placeName ref="https://www.geonames.org/2654675">
                        <settlement type="city">Bristol</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_78" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1894.??.27</date>
                    <persName>Green, Jesse C.</persName>
                    <placeName>
                        <settlement type="city">West Chester</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_79" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-04-03"/>
                    <persName>Green, L. H.</persName>
                    <placeName>
                        <settlement type="city">Saltlay</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_80" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-01-22"/>
                    <persName>Greenfield, Frederick J.</persName>
                    <placeName>
                        <settlement type="city">Torquay</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_81" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-23"/>
                    <persName ref="http://d-nb.info/gnd/142167126">Gregory, William King</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_82" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-12-22"/>
                    <persName ref="http://d-nb.info/gnd/116830581">Greil, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_83" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-14"/>
                    <persName ref="http://d-nb.info/gnd/116830581">Greil, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_84" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-03-08"/>
                    <persName ref="http://d-nb.info/gnd/116830581">Greil, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_85" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-04-23"/>
                    <persName ref="http://d-nb.info/gnd/116830581">Greil, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_86" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-05-02"/>
                    <persName ref="http://d-nb.info/gnd/116830581">Greil, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_87" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-07-12"/>
                    <persName ref="http://d-nb.info/gnd/116830581">Greil, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_88" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-09-08"/>
                    <persName ref="http://d-nb.info/gnd/116830581">Greil, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_89" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-11-14"/>
                    <persName ref="http://d-nb.info/gnd/116830581">Greil, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_90" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-11-21"/>
                    <persName ref="http://d-nb.info/gnd/116830581">Greil, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_91" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-12-30"/>
                    <persName ref="http://d-nb.info/gnd/116830581">Greil, Alfred</persName>
                    <placeName ref="https://www.geonames.org/3181913">
                        <settlement type="city">Bozen</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_92" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-04"/>
                    <persName ref="http://d-nb.info/gnd/116830581">Greil, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_93" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-11-14"/>
                    <persName ref="http://d-nb.info/gnd/116830581">Greil, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_94" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-11-16"/>
                    <persName ref="http://d-nb.info/gnd/116830581">Greil, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_95" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-23"/>
                    <persName ref="http://d-nb.info/gnd/116830581">Greil, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_96" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116830581">Greil, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_97" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-03-28"/>
                    <persName ref="http://d-nb.info/gnd/116830581">Greil, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_98" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-26"/>
                    <persName>Greil, Anna</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_99" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-10-02"/>
                    <persName>Greve, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2857458">
                        <settlement type="city">Oldenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_100" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-10-21"/>
                    <persName>Grey, N.N.</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_101" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-08-24"/>
                    <persName>Gribi, R.</persName>
                    <placeName ref="https://www.geonames.org/2660253">
                        <settlement type="city">Interlaken</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_102" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-15"/>
                    <persName>Griebel, Emil</persName>
                    <placeName ref="https://www.geonames.org/2872225">
                        <settlement type="city">Meiningen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_103" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Griebel, Emil</persName>
                    <placeName ref="https://www.geonames.org/2872225">
                        <settlement type="city">Meiningen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_104" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-20"/>
                    <persName>Griebel, Emil</persName>
                    <placeName ref="https://www.geonames.org/2872225">
                        <settlement type="city">Meiningen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_105" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-12-04"/>
                    <persName>Griesbach, Frieda</persName>
                    <placeName>
                        <settlement type="city">Schwartau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_106" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-03-13"/>
                    <persName ref="http://d-nb.info/gnd/116834765">Griesbach, Hermann Adolf</persName>
                    <placeName>
                        <settlement type="city">Schwartau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_107" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-08-19"/>
                    <persName>Griessmann, Bruno</persName>
                    <placeName ref="https://www.geonames.org/2861650">
                        <settlement type="city">Nürnberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_108" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-03-03"/>
                    <persName>Griffith, G.</persName>
                    <placeName>
                        <settlement type="city">Harrow</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_109" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-01-25"/>
                    <persName>Griffith, Walter S.</persName>
                    <placeName>
                        <settlement type="city">Davisville</settlement>
                        <country>
                            <name key="USA" type="current">Rhode Island</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_110" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-08-13"/>
                    <persName>Griffiths, Arthur Bower</persName>
                    <placeName ref="https://www.geonames.org/2655603">
                        <settlement type="city">Birmingham</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_111" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-09-24"/>
                    <persName>Griffiths, Arthur Bower</persName>
                    <placeName ref="https://www.geonames.org/2655603">
                        <settlement type="city">Birmingham</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_112" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-28"/>
                    <persName>Grignoux, A. Le</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_113" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-04-13"/>
                    <persName ref="http://d-nb.info/gnd/116836113">Grimaldi, Vincenzo</persName>
                    <placeName ref="https://www.geonames.org/3182351">
                        <settlement type="city">Bari</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                            <name type="historical">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_114" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-14"/>
                    <persName>Grimm, N.N.</persName>
                    <placeName ref="https://www.geonames.org/12060278">
                        <settlement type="city">Neulosimtal</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_115" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-03-11"/>
                    <persName>Grimme, Emil A.</persName>
                    <placeName ref="https://www.geonames.org/2861650">
                        <settlement type="city">Nürnberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_116" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-04-28"/>
                    <persName>Grimme, Maria</persName>
                    <placeName ref="https://www.geonames.org/2910831">
                        <settlement type="city">Hannover</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_117" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-03-23"/>
                    <persName>Grimme, Maria</persName>
                    <placeName ref="https://www.geonames.org/2861650">
                        <settlement type="city">Nürnberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_118" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-03-17"/>
                    <persName ref="http://d-nb.info/gnd/116854995">Grimpe, Johann Georg</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_119" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-14"/>
                    <persName ref="http://d-nb.info/gnd/116854995">Grimpe, Johann Georg</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_120" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-03-02"/>
                    <persName ref="http://d-nb.info/gnd/116854995">Grimpe, Johann Georg</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_121" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116854995">Grimpe, Johann Georg</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_122" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-03-08"/>
                    <persName ref="http://d-nb.info/gnd/116854995">Grimpe, Johann Georg</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_123" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-02-18"/>
                    <persName ref="http://d-nb.info/gnd/116854995">Grimpe, Johann Georg</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_124" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-11"/>
                    <persName ref="http://d-nb.info/gnd/116854995">Grimpe, Johann Georg</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_125" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-12-20"/>
                    <persName ref="http://d-nb.info/gnd/116854995">Grimpe, Johann Georg</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_126" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116854995">Grimpe, Johann Georg</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_127" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-14"/>
                    <persName ref="http://d-nb.info/gnd/116854995">Grimpe, Johann Georg</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_128" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName>Grimsehl, Carl</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_129" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-04-06"/>
                    <persName>Grimsehl, Carl</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_130" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-15"/>
                    <persName>Grimsehl, Carl</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_131" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-12-20"/>
                    <persName>Grimsehl, Carl</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName>Thiele, Carl Heinrich</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_132" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-12-31"/>
                    <persName>Grimsehl, Carl</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_133" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-16"/>
                    <persName>Grimsehl, Carl</persName>
                    <persName ref="http://d-nb.info/gnd/119178737">Gurlitt, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_134" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-22"/>
                    <persName>Grimsehl, Carl</persName>
                    <placeName ref="https://www.geonames.org/2940187">
                        <settlement type="city">Berlin-Charlottenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_135" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-25"/>
                    <persName>Grimsehl, Carl</persName>
                    <placeName ref="https://www.geonames.org/2940187">
                        <settlement type="city">Berlin-Charlottenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_136" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-07"/>
                    <persName>Grimsehl, Carl</persName>
                    <placeName ref="https://www.geonames.org/2940187">
                        <settlement type="city">Berlin-Charlottenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_137" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-14"/>
                    <persName>Grimsehl, Carl</persName>
                    <placeName>
                        <settlement type="city">Hutzig</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_138" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-06-29"/>
                    <persName>Grimsehl, Carl</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_139" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-09-22"/>
                    <persName>Grimsehl, Carl</persName>
                    <placeName>
                        <settlement type="city">Gehlberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_140" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-12-19"/>
                    <persName>Grimsehl, Carl</persName>
                    <placeName ref="https://www.geonames.org/2940187">
                        <settlement type="city">Berlin-Charlottenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_141" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-15"/>
                    <persName>Grimsehl, Carl</persName>
                    <placeName ref="https://www.geonames.org/2940187">
                        <settlement type="city">Berlin-Charlottenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_142" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-06-17"/>
                    <persName>Grimsehl, Carl</persName>
                    <placeName ref="https://www.geonames.org/2912534">
                        <settlement type="city">Hagenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_143" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-08-19"/>
                    <persName>Grimsehl, Carl</persName>
                    <persName ref="http://d-nb.info/gnd/102648816">Krall, Karl</persName>
                    <placeName>
                        <settlement type="city">Neubabelsberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_144" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-14"/>
                    <persName>Grimsehl, Carl</persName>
                    <placeName ref="https://www.geonames.org/2940187">
                        <settlement type="city">Berlin-Charlottenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_145" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-18"/>
                    <persName>Grimsehl, Hellmuth</persName>
                    <placeName ref="https://www.geonames.org/2940187">
                        <settlement type="city">Berlin-Charlottenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_146" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-01-03"/>
                    <persName ref="http://d-nb.info/gnd/116856238">Grobben, Karl Anthon Matthias</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_147" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-11-06"/>
                    <persName ref="http://d-nb.info/gnd/116856238">Grobben, Karl Anthon Matthias</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_148" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-11-04"/>
                    <persName ref="http://d-nb.info/gnd/116856238">Grobben, Karl Anthon Matthias</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_149" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-06"/>
                    <persName ref="http://d-nb.info/gnd/116856238">Grobben, Karl Anthon Matthias</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_150" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-11-02"/>
                    <persName ref="http://d-nb.info/gnd/116856238">Grobben, Karl Anthon Matthias</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_151" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-07"/>
                    <persName ref="http://d-nb.info/gnd/116856238">Grobben, Karl Anthon Matthias</persName>
                    <placeName>
                        <settlement type="city">Gardone-Riviera</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_152" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-12-30"/>
                    <persName ref="http://d-nb.info/gnd/116856238">Grobben, Karl Anthon Matthias</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_153" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-03-02"/>
                    <persName ref="http://d-nb.info/gnd/116856238">Grobben, Karl Anthon Matthias</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_154" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-08-22"/>
                    <persName ref="http://d-nb.info/gnd/116856238">Grobben, Karl Anthon Matthias</persName>
                    <placeName>
                        <settlement type="city">Aspang</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_155" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-02"/>
                    <persName ref="http://d-nb.info/gnd/116856238">Grobben, Karl Anthon Matthias</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_156" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-06-04"/>
                    <persName ref="http://d-nb.info/gnd/116856238">Grobben, Karl Anthon Matthias</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_157" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-05-14"/>
                    <persName ref="http://d-nb.info/gnd/116856238">Grobben, Karl Anthon Matthias</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_158" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-03"/>
                    <persName ref="http://d-nb.info/gnd/116856513">Grober, Julius</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_159" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-07-23"/>
                    <persName ref="http://d-nb.info/gnd/116856513">Grober, Julius</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_160" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-04-03"/>
                    <persName ref="http://d-nb.info/gnd/116856513">Grober, Julius</persName>
                    <placeName ref="https://www.geonames.org/2928810">
                        <settlement type="city">Essen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_161" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-07-26"/>
                    <persName ref="http://d-nb.info/gnd/116856513">Grober, Julius</persName>
                    <placeName ref="https://www.geonames.org/2928810">
                        <settlement type="city">Essen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_162" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-04-30"/>
                    <persName ref="http://d-nb.info/gnd/116856513">Grober, Julius</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_163" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-07-08"/>
                    <persName ref="http://d-nb.info/gnd/116856513">Grober, Julius</persName>
                    <placeName>
                        <settlement type="city">Deutsche Feldpost</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_164" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-07-10"/>
                    <persName ref="http://d-nb.info/gnd/116856513">Grober, Julius</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_165" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-12-23"/>
                    <persName>Grober, Walter</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_166" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-11-28"/>
                    <persName>Grodtczinsky, N.</persName>
                    <placeName>
                        <settlement type="city">Herschbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_167" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-13"/>
                    <persName ref="http://d-nb.info/gnd/11686088X">Groener-Freyburger, Maria</persName>
                    <placeName>
                        <settlement type="city">Kastelruth</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_168" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1916.??.??</date>
                    <persName ref="http://d-nb.info/gnd/11686088X">Groener-Freyburger, Maria</persName>
                    <placeName>
                        <settlement type="city">Brixen</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_169" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-01-06"/>
                    <persName ref="http://d-nb.info/gnd/11686088X">Groener-Freyburger, Maria</persName>
                    <placeName>
                        <settlement type="city">Brixen</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_170" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-01-24"/>
                    <persName ref="http://d-nb.info/gnd/11686088X">Groener-Freyburger, Maria</persName>
                    <placeName>
                        <settlement type="city">Brixen</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_171" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1864-12-31"/>
                    <persName ref="http://d-nb.info/gnd/1023994364">Grönland, Theude</persName>
                    <placeName ref="http://www.geonames.org/3035009">
                        <settlement type="city">Barbizon</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                            <name type="historical">https://www.geonames.org/3035009</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_172" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-11-17"/>
                    <persName ref="http://d-nb.info/gnd/1023994364">Grönland, Theude</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_173" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-01-27"/>
                    <persName>Groenou, Wolter Broese van</persName>
                    <placeName ref="https://www.geonames.org/2747373">
                        <settlement type="city">Den Haag</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_174" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-12-24"/>
                    <persName>Grönschien, H. de</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_175" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-01-07"/>
                    <persName>Grönschien, H. de</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_176" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-04-14"/>
                    <persName ref="http://d-nb.info/gnd/1020295910">Grohmann, Wilhelm Friedrich August</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_177" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-15"/>
                    <persName ref="http://d-nb.info/gnd/1020295910">Grohmann, Wilhelm Friedrich August</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_178" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-05-12"/>
                    <persName>Grommer, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                            <name type="historical">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_179" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-07-15"/>
                    <persName ref="http://d-nb.info/gnd/141792884">Groneman, Isaac</persName>
                    <placeName ref="https://www.geonames.org/1621177">
                        <settlement type="city">Djokjakarta (Jakarta)</settlement>
                        <country>
                            <name key="IDN" type="current">Indonesien</name>
                            <name type="historical">Niederländisch Indien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_180" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-09"/>
                    <persName>Gronkowsky, C. v.</persName>
                    <placeName>
                        <settlement type="city">Kasan</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_181" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-09-29"/>
                    <persName>Grosart, A. B.</persName>
                    <placeName ref="https://www.geonames.org/2964574">
                        <settlement type="city">Dublin</settlement>
                        <country>
                            <name key="IRL" type="current">Irland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_182" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-04-11"/>
                    <persName>Gross, Fritz</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_183" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-28"/>
                    <persName ref="http://d-nb.info/gnd/1027284124">Gross, Julius Heinrich Robert</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                            <name type="historical">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_184" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-06-05"/>
                    <persName ref="http://d-nb.info/gnd/1027284124">Gross, Julius Heinrich Robert</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_185" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-03-14"/>
                    <persName ref="http://d-nb.info/gnd/116869984">Grosser, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2911559">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_186" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116869984">Grosser, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2911559">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_187" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-08-10"/>
                    <persName ref="http://d-nb.info/gnd/116870117">Grosset, Hermann</persName>
                    <placeName ref="http://www.geonames.org/294013">
                        <settlement type="city">Chemnitz</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_188" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-12-06"/>
                    <persName>Grossi, D.</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_189" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-06"/>
                    <persName ref="http://d-nb.info/gnd/116640375">Rothe, Karl Friedrich Otto</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_190" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-07-01"/>
                    <persName>Grossmann, Otto</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_191" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-09-23"/>
                    <persName>Grote, N.N.</persName>
                    <placeName>
                        <settlement type="city">Bürgenstock</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_192" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-01"/>
                    <persName>Grote, N.N.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_193" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-12-04"/>
                    <persName>Groth, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_194" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-06-20"/>
                    <persName>Groth, Rudolf</persName>
                    <placeName>
                        <settlement type="city">Mexico</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_195" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-07-02"/>
                    <persName>Grotjahn, N.N.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_196" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1869-10-20"/>
                    <persName ref="http://d-nb.info/gnd/11688665X">Grube, Adolf Eduard</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_197" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-05-18"/>
                    <persName ref="http://d-nb.info/gnd/11688665X">Grube, Adolf Eduard</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_198" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-01-21"/>
                    <persName ref="http://d-nb.info/gnd/11688665X">Grube, Adolf Eduard</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_199" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-10-20"/>
                    <persName ref="http://d-nb.info/gnd/11688665X">Grube, Adolf Eduard</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_200" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-12-14"/>
                    <persName ref="http://d-nb.info/gnd/11688665X">Grube, Adolf Eduard</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_201" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-01-01"/>
                    <persName ref="http://d-nb.info/gnd/11688665X">Grube, Adolf Eduard</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_202" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-12-16"/>
                    <persName ref="http://d-nb.info/gnd/11688665X">Grube, Adolf Eduard</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_203" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-09-10"/>
                    <persName>Grube, Karl</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_204" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-01-17"/>
                    <persName ref="http://d-nb.info/gnd/11688701X">Gruber, August</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_205" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-11-17"/>
                    <persName ref="http://d-nb.info/gnd/11688701X">Gruber, August</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_206" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-22"/>
                    <persName>Gruber, Gustav</persName>
                    <placeName>
                        <settlement type="city">Rabenstein</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_207" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-10-30"/>
                    <persName>Gruber, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_208" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-11-17"/>
                    <persName>Gruber, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_209" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-09-13"/>
                    <persName>Gruber, Michel</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_210" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-10-01"/>
                    <persName>Gruber, Michel</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_211" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-04-11"/>
                    <persName>Grubinger, Franz</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_212" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-09-05"/>
                    <persName>Grühl, M.</persName>
                    <placeName>
                        <settlement type="city">Brensbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_213" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-03-11"/>
                    <persName>Grün, D.</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_214" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1876.03.??</date>
                    <persName>Grün, D.</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_215" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-09-20"/>
                    <persName>Grün, Irma</persName>
                    <placeName>
                        <settlement type="city">Oberdorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_216" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-04-30"/>
                    <persName ref="http://d-nb.info/gnd/118698389">Grün, Karl Theodor Ferdinand</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_217" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-12-22"/>
                    <persName ref="http://d-nb.info/gnd/118698389">Grün, Karl Theodor Ferdinand</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_218" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-01-09"/>
                    <persName>Grün, Robb. S.</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_219" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-11-15"/>
                    <persName>Grünberg, N.N.</persName>
                    <placeName>
                        <settlement type="city">Mitawa</settlement>
                        <country>
                            <name key="ROU" type="current">Rumänien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_220" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-14"/>
                    <persName>Grünberger, N.N.</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_221" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-07"/>
                    <persName>Grünewald, Alfred</persName>
                    <placeName>
                        <settlement type="city">Jocketa</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_222" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Grünewald, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_223" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-15"/>
                    <persName>Grünewald, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_224" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-16"/>
                    <persName>Grünewald, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_225" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-07"/>
                    <persName>Grünewald, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_226" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-16"/>
                    <persName>Grünewald, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_227" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-16"/>
                    <persName>Grünewald, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_228" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-12-17"/>
                    <persName>Grünewald, Th.</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_229" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-11"/>
                    <persName>Grungich, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_230" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-08-04"/>
                    <persName>Grunicke, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2957773">
                        <settlement type="city">Altenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_231" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1906.02.??</date>
                    <persName>Grünspan, Therese</persName>
                    <placeName ref="https://www.geonames.org/710719">
                        <settlement type="city">Czernowitz</settlement>
                        <country>
                            <name key="UKR" type="current">Ukraine</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_232" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-09-10"/>
                    <persName>Grünwald, M.</persName>
                    <placeName>
                        <settlement type="city">Gleiwitz</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_233" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-12-26"/>
                    <persName>Grünwald, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_234" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-05-29"/>
                    <persName>Grütz, Herbert Ignaz</persName>
                    <placeName ref="https://www.geonames.org/710719">
                        <settlement type="city">Czernowitz</settlement>
                        <country>
                            <name key="UKR" type="current">Ukraine</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_235" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-05-23"/>
                    <persName>Grütz, Herbert Ignaz</persName>
                    <placeName ref="https://www.geonames.org/710719">
                        <settlement type="city">Czernowitz</settlement>
                        <country>
                            <name key="UKR" type="current">Ukraine</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_236" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-06-05"/>
                    <persName>Grütz, Herbert Ignaz</persName>
                    <placeName ref="https://www.geonames.org/710719">
                        <settlement type="city">Czernowitz</settlement>
                        <country>
                            <name key="UKR" type="current">Ukraine</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_237" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-12-21"/>
                    <persName>Grütz, Herbert</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_238" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName ref="http://d-nb.info/gnd/118719106">Gruyter, Walter de</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3169602">
                        <settlement type="city">Rapallo</settlement>
                        <country>
                            <name type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_239" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-10-16"/>
                    <persName ref="http://d-nb.info/gnd/118719106">Gruyter, Walter de</persName>
                    <placeName ref="https://www.geonames.org/2878018">
                        <settlement type="city">Berlin-Lichterfelde</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_240" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-10-16"/>
                    <persName ref="http://d-nb.info/gnd/118719106">Gruyter, Walter de</persName>
                    <placeName ref="https://www.geonames.org/2878018">
                        <settlement type="city">Berlin-Lichterfelde</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_241" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-04-02"/>
                    <persName>Grzegorzewski, N.N.</persName>
                    <placeName>
                        <settlement type="city">...iona</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_242" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-08-16"/>
                    <persName ref="http://d-nb.info/gnd/116903163">Gsell, Paul</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_243" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-08-21"/>
                    <persName ref="http://d-nb.info/gnd/116903163">Gsell, Paul</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_244" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-09-11"/>
                    <persName ref="http://d-nb.info/gnd/116903163">Gsell, Paul</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_245" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-05-12"/>
                    <persName>Gschwandtner, A.</persName>
                    <placeName>
                        <settlement type="city">Bad Ischl</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_246" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-14"/>
                    <persName>Gschwandtner, A.</persName>
                    <placeName>
                        <settlement type="city">Gmunden</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_247" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-02-23"/>
                    <persName ref="http://d-nb.info/gnd/119454270">Gubernatis, Angelo De</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_248" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1851-02-01"/>
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_249" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1858-10-17"/>
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName>Haeckel, Carl Gottlob</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_250" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1860-08-26"/>
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_251" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1862-06-15"/>
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_252" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1864-02-27"/>
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_253" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1864-11-13"/>
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_254" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-07-03"/>
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_255" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1869-08-04"/>
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_256" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-07-03"/>
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_257" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-10-30"/>
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_258" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-11-08"/>
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_259" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-08-04"/>
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_260" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-12-24"/>
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_261" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-03-26"/>
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_262" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1877.??.??</date>
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">[Magdeburg]</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_263" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_264" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-11-12"/>
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_265" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-11-08"/>
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_266" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-03-30"/>
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_267" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-01-03"/>
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_268" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-03-18"/>
                    <persName ref="http://d-nb.info/gnd/140528946">Gude, Karl Heinrich Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_269" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-02-16"/>
                    <persName>Gudemann, Paula</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_270" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1909.??.??</date>
                    <persName>Gudiwill, John</persName>
                    <placeName>
                        <settlement type="city">Fallersleben</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_271" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-25"/>
                    <persName>Gudler, Josef Victor</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_272" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-03"/>
                    <persName>Gudler, Josef Victor</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_273" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-03-02"/>
                    <persName>Gudler, Josef Victor</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_274" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-12"/>
                    <persName>Schulze, O.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/119239353">Meyer, Hans</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country/>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_275" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-11-10"/>
                    <persName ref="http://d-nb.info/gnd/116909943">Gümbel, Karl Wilhelm von</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_276" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-11-29"/>
                    <persName ref="http://d-nb.info/gnd/116909943">Gümbel, Karl Wilhelm von</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_277" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-03-14"/>
                    <persName ref="http://d-nb.info/gnd/116909943">Gümbel, Karl Wilhelm von</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_278" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-02-23"/>
                    <persName ref="http://d-nb.info/gnd/116909943">Gümbel, Karl Wilhelm von</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_279" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-23"/>
                    <persName>Gümbel, C. Godfrey</persName>
                    <placeName>
                        <settlement type="city">Beckenham</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_280" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-10-21"/>
                    <persName ref="http://d-nb.info/gnd/116911476">Günther, Albert C.L.G.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_281" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-08-10"/>
                    <persName ref="http://d-nb.info/gnd/116911476">Günther, Albert C.L.G.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_282" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-11-10"/>
                    <persName ref="http://d-nb.info/gnd/116911476">Günther, Albert C.L.G.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_283" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-01-02"/>
                    <persName ref="http://d-nb.info/gnd/116911476">Günther, Albert C.L.G.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_284" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-01-12"/>
                    <persName ref="http://d-nb.info/gnd/116911476">Günther, Albert C.L.G.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_285" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-10-08"/>
                    <persName ref="http://d-nb.info/gnd/116911476">Günther, Albert C.L.G.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_286" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-09-28"/>
                    <persName ref="http://d-nb.info/gnd/116911476">Günther, Albert C.L.G.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_287" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-10-18"/>
                    <persName ref="http://d-nb.info/gnd/116911476">Günther, Albert C.L.G.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_288" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-12-02"/>
                    <persName ref="http://d-nb.info/gnd/116911476">Günther, Albert C.L.G.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_289" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-10-11"/>
                    <persName>Günther, C.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_290" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-05-25"/>
                    <persName>Günther, C.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_291" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-12-08"/>
                    <persName>Günther, Franz</persName>
                    <placeName ref="https://www.geonames.org/524901">
                        <settlement type="city">Moskau</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_292" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-12-24"/>
                    <persName>Günther, Franz</persName>
                    <placeName ref="https://www.geonames.org/524901">
                        <settlement type="city">Moskau</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_293" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-07"/>
                    <persName ref="http://d-nb.info/gnd/116913177">Günther, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_294" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-20"/>
                    <persName ref="http://d-nb.info/gnd/116913177">Günther, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_295" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-26"/>
                    <persName ref="http://d-nb.info/gnd/116913177">Günther, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_296" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-02"/>
                    <persName ref="http://d-nb.info/gnd/116913177">Günther, Konrad</persName>
                    <placeName ref="https://www.geonames.org/1223738">
                        <settlement type="city">Weligama</settlement>
                        <country>
                            <name key="LKA" type="current">Sri Lanka</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_297" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116913177">Günther, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_298" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-03-17"/>
                    <persName>Günther, Lina</persName>
                    <placeName>
                        <settlement type="city">Bad Pyrmont</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_299" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-18"/>
                    <persName>Güntzel, Paul</persName>
                    <placeName>
                        <settlement type="city">Sayda</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_300" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-09"/>
                    <persName>Gürtler, P.</persName>
                    <placeName>
                        <settlement type="city">Fraustadt</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_301" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-04-28"/>
                    <persName>Güssefeld, Otto</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_302" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-05"/>
                    <persName>Guéniot, Henri</persName>
                    <placeName ref="https://www.geonames.org/2899601">
                        <settlement type="city">Holzminden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_303" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-09-10"/>
                    <persName>Guerin, M.</persName>
                    <placeName>
                        <settlement type="city">Neuilly sur Seine</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_304" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-08"/>
                    <persName>Guerin, M.</persName>
                    <placeName>
                        <settlement type="city">Busser...</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_305" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116916702">Gürtler, Daniel ("Danny")</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_306" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-05-08"/>
                    <persName ref="http://d-nb.info/gnd/116916702">Gürtler, Daniel ("Danny")</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_307" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-05-17"/>
                    <persName ref="http://d-nb.info/gnd/116916702">Gürtler, Daniel ("Danny")</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_308" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-05-09"/>
                    <persName ref="http://d-nb.info/gnd/116916702">Gürtler, Daniel ("Danny")</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_309" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-06-07"/>
                    <persName ref="http://d-nb.info/gnd/116916702">Gürtler, Daniel ("Danny")</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_310" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-08-13"/>
                    <persName ref="http://d-nb.info/gnd/116916702">Gürtler, Daniel ("Danny")</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_311" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-03-23"/>
                    <persName ref="http://d-nb.info/gnd/116916702">Gürtler, Daniel ("Danny")</persName>
                    <placeName ref="https://www.geonames.org/2921232">
                        <settlement type="city">Gera</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_312" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-06-22"/>
                    <persName ref="http://d-nb.info/gnd/116916702">Gürtler, Daniel ("Danny")</persName>
                    <placeName ref="https://www.geonames.org/2944368">
                        <settlement type="city">Bremerhaven</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_313" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-06-22"/>
                    <persName ref="http://d-nb.info/gnd/116916702">Gürtler, Daniel ("Danny")</persName>
                    <placeName ref="https://www.geonames.org/2944368">
                        <settlement type="city">Bremerhaven</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_314" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116916702">Gürtler, Daniel ("Danny")</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_315" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-03-27"/>
                    <persName ref="http://d-nb.info/gnd/116916702">Gürtler, Daniel ("Danny")</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_316" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-01"/>
                    <persName ref="http://d-nb.info/gnd/116916702">Gürtler, Daniel ("Danny")</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_317" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-26"/>
                    <persName>Guevara Rojas, J.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_318" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-11-04"/>
                    <persName>Guilland, A.</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_319" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-01-02"/>
                    <persName>Guillermina, N.N.</persName>
                    <placeName>
                        <settlement type="city">Havanna</settlement>
                        <country>
                            <name key="CUB" type="current">Kuba</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_320" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-01-28"/>
                    <persName>Guimaraes, Arcilio</persName>
                    <placeName ref="https://www.geonames.org/3451190">
                        <settlement type="city">Rio de Janeiro</settlement>
                        <country>
                            <name key="BRA" type="current">Brasilien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_321" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-08-14"/>
                    <persName>Guldan, Georg Anton</persName>
                    <placeName>
                        <settlement type="city">Amherst</settlement>
                        <country>
                            <name key="USA" type="current">Massachusetts</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_322" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-04-01"/>
                    <persName ref="http://d-nb.info/gnd/116925256">Gumprecht, Ferdinand</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_323" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-05"/>
                    <persName ref="http://d-nb.info/gnd/116925256">Gumprecht, Ferdinand</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_324" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-02-03"/>
                    <persName ref="http://d-nb.info/gnd/116925256">Gumprecht, Ferdinand</persName>
                    <placeName ref="https://www.geonames.org/2507480">
                        <settlement type="city">Algier</settlement>
                        <country>
                            <name key="DZA" type="current">Algerien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_325" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-06-27"/>
                    <persName>Gunkel, I.</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_326" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-06-14"/>
                    <persName>Gurgel, N.N.</persName>
                    <placeName ref="https://www.geonames.org/3451190">
                        <settlement type="city">Rio de Janeiro</settlement>
                        <country>
                            <name key="BRA" type="current">Brasilien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_327" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-09-25"/>
                    <persName>Guondze, Kurt</persName>
                    <placeName>
                        <settlement type="city">Tost-Peiskretscham</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_328" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-08"/>
                    <persName>Gurley, Ralph Randolph</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_329" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-07-12"/>
                    <persName>Gurley, Ralph Randolph</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_330" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-06-27"/>
                    <persName ref="http://d-nb.info/gnd/119178737">Gurlitt, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_331" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-08-25"/>
                    <persName ref="http://d-nb.info/gnd/116930675">Gurlitt, Friedrich (Fritz)</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_332" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-09-25"/>
                    <persName ref="http://d-nb.info/gnd/116930675">Gurlitt, Friedrich (Fritz)</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_333" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-01-28"/>
                    <persName ref="http://d-nb.info/gnd/116930675">Gurlitt, Friedrich (Fritz)</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_334" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-03-11"/>
                    <persName ref="http://d-nb.info/gnd/119178737">Gurlitt, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_335" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-12-30"/>
                    <persName ref="http://d-nb.info/gnd/119178737">Gurlitt, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_336" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-01-22"/>
                    <persName>Guse, N.N.</persName>
                    <placeName ref="https://www.geonames.org/593116">
                        <settlement type="city">Wilna (Vilnius)</settlement>
                        <country>
                            <name key="LTU" type="current">Litauen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_337" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-07-13"/>
                    <persName>Gut, Martha</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_338" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-07-23"/>
                    <persName>Gutes, Friedrich</persName>
                    <placeName>
                        <settlement type="city">Muri</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_339" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-02"/>
                    <persName>Guthrie, Alex I.</persName>
                    <placeName>
                        <settlement type="city">Harburg an der Elbe</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_340" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-03-18"/>
                    <persName>Gutermann, Hugo</persName>
                    <placeName>
                        <settlement type="city">Unterwellenborn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_341" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-05-24"/>
                    <persName>Gutmann, Hermann A.</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_342" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-12"/>
                    <persName>Gutmann, Hermann A.</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_343" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-01-01"/>
                    <persName>Gutmann, Hermann A.</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_344" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-09-24"/>
                    <persName>Gutmann, Hermann A.</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_345" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-10-09"/>
                    <persName>Gutmann, Hermann A.</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_346" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-07"/>
                    <persName>Gutmann, Hermann A.</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_347" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-11-13"/>
                    <persName>Gutmann, Kurt</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_348" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-01-16"/>
                    <persName>Gutmann, Kurt</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_349" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-22"/>
                    <persName>Gutmann, Kurt</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_350" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-03-24"/>
                    <persName>Gutmann, Kurt</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_351" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-10-27"/>
                    <persName>Gutmann, L.</persName>
                    <placeName ref="https://www.geonames.org/2918752">
                        <settlement type="city">Gotha</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_352" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-10-25"/>
                    <persName>Gutsch, Andreas</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_353" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-18"/>
                    <persName>Gutschy, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2940187">
                        <settlement type="city">Berlin-Charlottenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_354" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-02-15"/>
                    <persName>Guyes, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_355" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-10-31"/>
                    <persName>Guyes, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_356" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-11-07"/>
                    <persName>Guyes, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_357" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-12-31"/>
                    <persName>Guyot, Yves</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_358" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-14"/>
                    <persName>Gyldén, Elsa</persName>
                    <placeName ref="https://www.geonames.org/2673730">
                        <settlement type="city">Stockholm</settlement>
                        <country>
                            <name key="SWE" type="current">Schweden</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_359" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-12-30"/>
                    <persName ref="http://d-nb.info/gnd/116938021">Gyldén (geb. von Knebel), Therese</persName>
                    <placeName ref="https://www.geonames.org/2673730">
                        <settlement type="city">Stockholm</settlement>
                        <country>
                            <name key="SWE" type="current">Schweden</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_360" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-12-31"/>
                    <persName ref="http://d-nb.info/gnd/116938021">Gyldén (geb. von Knebel), Therese</persName>
                    <placeName ref="https://www.geonames.org/2673730">
                        <settlement type="city">Stockholm</settlement>
                        <country>
                            <name key="SWE" type="current">Schweden</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_361" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-10-20"/>
                    <persName ref="http://d-nb.info/gnd/116938021">Gyldén (geb. von Knebel), Therese</persName>
                    <placeName ref="https://www.geonames.org/2673730">
                        <settlement type="city">Stockholm</settlement>
                        <country>
                            <name key="SWE" type="current">Schweden</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_362" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-01-20"/>
                    <persName ref="http://d-nb.info/gnd/116938021">Gyldén (geb. von Knebel), Therese</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_363" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-30"/>
                    <persName ref="http://d-nb.info/gnd/116938021">Gyldén (geb. von Knebel), Therese</persName>
                    <placeName ref="https://www.geonames.org/2673730">
                        <settlement type="city">Stockholm</settlement>
                        <country>
                            <name key="SWE" type="current">Schweden</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <persName ref="http://d-nb.info/gnd/118824015">Haeckel, Agnes Therese Louise Caroline</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_364" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-05-07"/>
                    <persName ref="http://d-nb.info/gnd/116938021">Gyldén (geb. von Knebel), Therese</persName>
                    <placeName ref="https://www.geonames.org/2673730">
                        <settlement type="city">Stockholm</settlement>
                        <country>
                            <name key="SWE" type="current">Schweden</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_365" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-07"/>
                    <persName ref="http://d-nb.info/gnd/116938021">Gyldén (geb. von Knebel), Therese</persName>
                    <placeName ref="https://www.geonames.org/2673730">
                        <settlement type="city">Stockholm</settlement>
                        <country>
                            <name key="SWE" type="current">Schweden</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_366" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName ref="http://d-nb.info/gnd/116938021">Gyldén (geb. von Knebel), Therese</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country>
                            <name key="SWE" type="current">Schweden</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_367" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1869-09-15"/>
                    <persName>György, Aladar</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_368" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Gleissenberger, Rudolf</persName>
                    <placeName>
                        <settlement type="city">Steyr</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_369" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-06-07"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_370" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-06-09"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_371" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-06-12"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_372" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-06-12"/>
                    <persName>Passarge, G.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_373" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-07-11"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_374" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-07-19"/>
                    <persName>Glock, Eduard</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_375" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-07-19"/>
                    <persName>Glock, Eduard</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_376" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-08-03"/>
                    <persName>Lesser, K.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_377" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-17"/>
                    <persName>Glogau, Otto</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_378" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-03-05"/>
                    <persName>Gloß, N.N.</persName>
                    <placeName>
                        <settlement type="city">Amberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_379" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-03-08"/>
                    <persName>Gloß, N.N.</persName>
                    <placeName>
                        <settlement type="city">Amberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_380" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-12-10"/>
                    <persName>Glossy, Karl</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_381" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-16"/>
                    <persName>Glück, Viktor</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_382" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-07-23"/>
                    <persName>Gmach, Mariele</persName>
                    <placeName ref="https://www.geonames.org/2807640">
                        <settlement type="city">Winzer</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_383" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-08-20"/>
                    <persName>Gmach, Mariele</persName>
                    <placeName>
                        <settlement type="city">Deggendorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_384" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-11-15"/>
                    <persName>Gmach, Mariele</persName>
                    <placeName ref="https://www.geonames.org/2807640">
                        <settlement type="city">Winzer</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_385" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-12-01"/>
                    <persName>Gmach, Mariele</persName>
                    <placeName ref="https://www.geonames.org/2807640">
                        <settlement type="city">Winzer</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_386" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-12-20"/>
                    <persName>Gmach, Mariele</persName>
                    <placeName ref="https://www.geonames.org/2807640">
                        <settlement type="city">Winzer</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_387" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-15"/>
                    <persName>Gmach, Mariele</persName>
                    <placeName ref="https://www.geonames.org/2807640">
                        <settlement type="city">Winzer</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_388" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-04-03"/>
                    <persName>Gmach, Mariele</persName>
                    <placeName ref="https://www.geonames.org/2807640">
                        <settlement type="city">Winzer</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_389" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Gmach, Mariele</persName>
                    <placeName ref="https://www.geonames.org/2807640">
                        <settlement type="city">Winzer</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_390" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-09-05"/>
                    <persName>Gmelin, Johann Georg</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_391" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-13"/>
                    <persName ref="http://d-nb.info/gnd/116685018">Gmelin, Leopold</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_392" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Gocht, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_393" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-02-28"/>
                    <persName ref="http://d-nb.info/gnd/116695617">Godeffroy, Cesar</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_394" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-13"/>
                    <persName>Gümbel, C. Godfrey</persName>
                    <placeName>
                        <settlement type="city">Beckenham</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_395" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-10-28"/>
                    <persName>Godman, William D.</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_396" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-14"/>
                    <persName>Goebel, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2660646">
                        <settlement type="city">Genf</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_397" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Goebel, G.</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_398" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-01-11"/>
                    <persName ref="http://d-nb.info/gnd/118717863">Goebel, Karl Immanuel Eberhard Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2844588">
                        <settlement type="city">Rostock</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_399" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-01-25"/>
                    <persName ref="http://d-nb.info/gnd/118717863">Goebel, Karl Immanuel Eberhard Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2844588">
                        <settlement type="city">Rostock</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_400" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-05-07"/>
                    <persName ref="http://d-nb.info/gnd/118717863">Goebel, Karl Immanuel Eberhard Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2844588">
                        <settlement type="city">Rostock</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_401" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-12-11"/>
                    <persName ref="http://d-nb.info/gnd/118717863">Goebel, Karl Immanuel Eberhard Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_402" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-05"/>
                    <persName ref="http://d-nb.info/gnd/118717863">Goebel, Karl Immanuel Eberhard Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_403" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-11-03"/>
                    <persName ref="http://d-nb.info/gnd/118717863">Goebel, Karl Immanuel Eberhard Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_404" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-06-19"/>
                    <persName ref="http://d-nb.info/gnd/118717863">Goebel, Karl Immanuel Eberhard Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_405" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-05"/>
                    <persName ref="http://d-nb.info/gnd/118717863">Goebel, Karl Immanuel Eberhard Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_406" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-24"/>
                    <persName ref="http://d-nb.info/gnd/118717863">Goebel, Karl Immanuel Eberhard Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_407" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-05-12"/>
                    <persName ref="http://d-nb.info/gnd/118717863">Goebel, Karl Immanuel Eberhard Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_408" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-05"/>
                    <persName ref="http://d-nb.info/gnd/118717863">Goebel, Karl Immanuel Eberhard Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_409" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-05-05"/>
                    <persName ref="http://d-nb.info/gnd/118717863">Goebel, Karl Immanuel Eberhard Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_410" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-04-15"/>
                    <persName ref="http://d-nb.info/gnd/118717863">Goebel, Karl Immanuel Eberhard Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_411" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-31"/>
                    <persName>Goebel, R.</persName>
                    <placeName ref="https://www.geonames.org/2886242">
                        <settlement type="city">Köln</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_412" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-09-27"/>
                    <persName>Gödel-Lannoy, Emil Freiherr von</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_413" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-04-28"/>
                    <persName>Göldi, Emil August</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_414" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-05-27"/>
                    <persName>Göldi, Emil August</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_415" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-06-13"/>
                    <persName>Göldi, Emil August</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_416" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-10-12"/>
                    <persName>Gömöri, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_417" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-14"/>
                    <persName>Gömöri, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_418" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-07-04"/>
                    <persName ref="http://d-nb.info/gnd/102507325">Göppert, Heinrich Robert</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_419" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-07-12"/>
                    <persName ref="http://d-nb.info/gnd/102507325">Göppert, Heinrich Robert</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_420" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-07-14"/>
                    <persName ref="http://d-nb.info/gnd/102507325">Göppert, Heinrich Robert</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_421" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-10-10"/>
                    <persName ref="http://d-nb.info/gnd/102507325">Göppert, Heinrich Robert</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_422" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-02-02"/>
                    <persName ref="http://d-nb.info/gnd/116720158">Göppert, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_423" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-01-01"/>
                    <persName ref="http://d-nb.info/gnd/116720158">Göppert, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_424" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-23"/>
                    <persName ref="http://d-nb.info/gnd/116720158">Göppert, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_425" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-03-24"/>
                    <persName ref="http://d-nb.info/gnd/116720158">Göppert, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_426" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-06-14"/>
                    <persName ref="http://d-nb.info/gnd/116720158">Göppert, Ernst</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_427" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116720158">Göppert, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_428" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-11-23"/>
                    <persName ref="http://d-nb.info/gnd/116720158">Göppert, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_429" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-07-18"/>
                    <persName ref="http://d-nb.info/gnd/116720158">Göppert, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_430" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-08-28"/>
                    <persName ref="http://d-nb.info/gnd/116720158">Göppert, Ernst</persName>
                    <placeName>
                        <settlement type="city">Bansin, Usedom</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_431" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116720158">Göppert, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_432" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-28"/>
                    <persName>Goering, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_433" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-10-07"/>
                    <persName>Goering, N.N.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_434" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-16"/>
                    <persName>Göring, E.</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_435" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-26"/>
                    <persName>Göring, E.</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_436" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Göring, E.</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_437" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-11-09"/>
                    <persName ref="http://d-nb.info/gnd/116722193">Goering, Hugo</persName>
                    <placeName>
                        <settlement type="city">Berka</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_438" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-02-11"/>
                    <persName ref="http://d-nb.info/gnd/116722193">Goering, Hugo</persName>
                    <placeName>
                        <settlement type="city">Braunsfeld</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_439" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-05-27"/>
                    <persName ref="http://d-nb.info/gnd/116722193">Goering, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_440" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-05-29"/>
                    <persName ref="http://d-nb.info/gnd/116722193">Goering, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_441" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-06-08"/>
                    <persName>Gilmanß, L.</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_442" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-10-17"/>
                    <persName>Gilsa, Freiherr von und zu</persName>
                    <placeName ref="https://www.geonames.org/2892518">
                        <settlement type="city">Kassel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_443" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-09-18"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_444" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-01-01"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_445" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-10-10"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_446" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-09-10"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_447" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-09-16"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_448" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_449" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-03-04"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_450" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-04-01"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_451" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-08-28"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_452" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-02-24"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_453" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-04-19"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_454" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-09-12"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_455" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-09-20"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3038334">
                        <settlement type="city">Ajaccio</settlement>
                        <country>
                            <name type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_456" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-10-03"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_457" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-10-14"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_458" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-10-16"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_459" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-10-31"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_460" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-12-26"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_461" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-04-04"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2953504">
                        <settlement type="city">Baden-Baden</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_462" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-08-22"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2766643">
                        <settlement type="city">St. Johann im Pongau</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_463" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-08-28"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <persName>Giltsch, Eduard</persName>
                    <placeName ref="https://www.geonames.org/2905439">
                        <settlement type="city">Herzogstand-Häuser</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_464" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-06-05"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_465" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-08-19"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_466" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-08-26"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_467" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-09-01"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <persName>Krumbach, Thilo</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name type="current">Polen</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_468" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-09-02"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName>
                        <settlement type="city">Brescia</settlement>
                        <country>
                            <name type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_469" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-11-22"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3169602">
                        <settlement type="city">Rapallo</settlement>
                        <country>
                            <name type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_470" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-12-05"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3169602">
                        <settlement type="city">Rapallo</settlement>
                        <country>
                            <name type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_471" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-12-19"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_472" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-12-28"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3169602">
                        <settlement type="city">Rapallo</settlement>
                        <country>
                            <name type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_473" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-01-05"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3169602">
                        <settlement type="city">Rapallo</settlement>
                        <country>
                            <name type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_474" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_475" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-03-02"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_476" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-08-29"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2861982">
                        <settlement type="city">Nordhausen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2953317">
                        <settlement type="city">Wildungen (Bad Wildungen)</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_477" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-08-24"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2953317">
                        <settlement type="city">Bad Waldungen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_478" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-03-04"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <persName>Giltsch, Eduard</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_479" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-04-24"/>
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_480" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName ref="http://d-nb.info/gnd/116632151">Giltsch, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_481" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-16"/>
                    <persName>Giltsch, Eduard</persName>
                    <persName>Giltsch, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_482" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-15"/>
                    <persName>Giltsch, Eduard</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_483" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-04-29"/>
                    <persName>Giltsch, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_484" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-05"/>
                    <persName>Giltsch, Hermann</persName>
                    <placeName ref="https://www.geonames.org/3169602">
                        <settlement type="city">Rapallo</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_485" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-06-15"/>
                    <persName>Giltsch, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_486" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-16"/>
                    <persName>Giltsch, Hermann</persName>
                    <persName>Giltsch, Eduard</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_487" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-09-18"/>
                    <persName>Giltsch, Hermann</persName>
                    <placeName>
                        <settlement type="city">Dalheim (Rheinhessen)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_488" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-11-28"/>
                    <persName>Giltsch, Hermann</persName>
                    <placeName>
                        <settlement type="city">Nouvron (Picardie)</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_489" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-16"/>
                    <persName>Giltsch, Hermann</persName>
                    <placeName>
                        <settlement type="city">"V."</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_490" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-06-25"/>
                    <persName>Giltsch, Hermann</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_491" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-11"/>
                    <persName>Giltsch, Hermann</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_492" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-10-08"/>
                    <persName>Ginn, Edwin</persName>
                    <placeName ref="https://www.geonames.org/4930956">
                        <settlement type="city">Boston, Massachusetts</settlement>
                        <country>
                            <name key="USA" type="current">Massachusetts</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_493" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-06-09"/>
                    <persName ref="http://d-nb.info/gnd/1055435522">Giovanni, Achille de</persName>
                    <placeName ref="https://www.geonames.org/3171728">
                        <settlement type="city">Padua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_494" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-08-26"/>
                    <persName>Giribaldi, Pietro</persName>
                    <placeName ref="https://www.geonames.org/3170079">
                        <settlement type="city">Porto Maurizio</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_495" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-06-02"/>
                    <persName ref="http://d-nb.info/gnd/116647469">Girndt, Otto</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_496" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-01-01"/>
                    <persName>Gitt, B.</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_497" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-06-06"/>
                    <persName>Gitt, B.</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_498" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-10-28"/>
                    <persName>Gitt, B.</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_499" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-05-23"/>
                    <persName ref="http://d-nb.info/gnd/117065897">Littrow, Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/3191648">
                        <settlement type="city">Fiume (Rijeka)</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_500" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-01-05"/>
                    <persName ref="http://d-nb.info/gnd/117065897">Littrow, Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/3191648">
                        <settlement type="city">Fiume (Rijeka)</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_501" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-06-29"/>
                    <persName ref="http://d-nb.info/gnd/117065897">Littrow, Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/3191648">
                        <settlement type="city">Fiume (Rijeka)</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_502" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-05-07"/>
                    <persName ref="http://d-nb.info/gnd/117065897">Littrow, Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/3191648">
                        <settlement type="city">Fiume (Rijeka)</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_503" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-08-17"/>
                    <persName ref="http://d-nb.info/gnd/116649437">Gizycki, Georg von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_504" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-01-25"/>
                    <persName ref="http://d-nb.info/gnd/116649437">Gizycki, Georg von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_505" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-11-24"/>
                    <persName ref="http://d-nb.info/gnd/116649437">Gizycki, Georg von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_506" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-12-15"/>
                    <persName>Gjurakitsch, Wladimir</persName>
                    <placeName ref="https://www.geonames.org/2792413">
                        <settlement type="city">Liège</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_507" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-11-16"/>
                    <persName>Gladenbeck, Oscar</persName>
                    <placeName ref="https://www.geonames.org/2924577">
                        <settlement type="city">Friedrichshagen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_508" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-11-22"/>
                    <persName>Gladenbeck, Oscar</persName>
                    <placeName ref="https://www.geonames.org/2924577">
                        <settlement type="city">Friedrichshagen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_509" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-03-05"/>
                    <persName>Glahe, Leo Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2842647">
                        <settlement type="city">Saarbrücken</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_510" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-16"/>
                    <persName>Glasenapp, E. von</persName>
                    <placeName>
                        <settlement type="city">Kolberg</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_511" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-01-10"/>
                    <persName>Glaser, Eduard</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_512" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-16"/>
                    <persName>Glaß, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_513" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-14"/>
                    <persName ref="http://d-nb.info/gnd/1034761714">Glaßner, Franz</persName>
                    <placeName>
                        <settlement type="city">Atzenbrugg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_514" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-06-28"/>
                    <persName>Glasschröder, N.N.</persName>
                    <placeName>
                        <settlement type="city">Lam</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_515" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-07-20"/>
                    <persName ref="http://d-nb.info/gnd/116654651">Glatz, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/3164467">
                        <settlement type="city">Vetriolo</settlement>
                        <country>
                            <name type="current">Italien</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_516" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>??.??.1916</date>
                    <persName ref="http://d-nb.info/gnd/116654651">Glatz, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/117506567">Schmidt, Heinrich</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_517" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-10-14"/>
                    <persName>Glatzel, F.</persName>
                    <placeName ref="https://www.geonames.org/3088171">
                        <settlement type="city">Posen</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_518" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-20"/>
                    <persName ref="http://d-nb.info/gnd/116654651">Glatz, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_519" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-12-14"/>
                    <persName>Glausch, Max</persName>
                    <placeName ref="https://www.geonames.org/2887366">
                        <settlement type="city">Dresden-Klotzsche</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_520" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-14"/>
                    <persName>Glausch, Max</persName>
                    <placeName ref="https://www.geonames.org/2887366">
                        <settlement type="city">Dresden-Klotzsche</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_521" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-04-18"/>
                    <persName>Glausch, Max</persName>
                    <placeName>
                        <settlement type="city">Portorose bei Pirano (heute: Portoroz)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_522" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-08-14"/>
                    <persName>Glausch, Max</persName>
                    <placeName ref="https://www.geonames.org/2887366">
                        <settlement type="city">Dresden-Klotzsche</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_523" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-16"/>
                    <persName>Glausch, Max</persName>
                    <placeName ref="https://www.geonames.org/2887366">
                        <settlement type="city">Dresden-Klotzsche</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_524" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-03-25"/>
                    <persName>Glausch, Max</persName>
                    <placeName ref="https://www.geonames.org/2968749">
                        <settlement type="city">Villefranche sur Mer</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_525" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-16"/>
                    <persName>Glausch, Max</persName>
                    <placeName ref="https://www.geonames.org/2887366">
                        <settlement type="city">Dresden-Klotzsche</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_526" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-19"/>
                    <persName>Glausch, Max</persName>
                    <placeName ref="https://www.geonames.org/2887366">
                        <settlement type="city">Dresden-Klotzsche</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_527" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-17"/>
                    <persName>Glausch, Max</persName>
                    <placeName ref="https://www.geonames.org/2887366">
                        <settlement type="city">Dresden-Klotzsche</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_528" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-12-24"/>
                    <persName>Glausch, Max</persName>
                    <placeName ref="https://www.geonames.org/2887366">
                        <settlement type="city">Dresden-Klotzsche</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_529" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-10-28"/>
                    <persName>Glausch, Max</persName>
                    <placeName ref="https://www.geonames.org/2887366">
                        <settlement type="city">Dresden-Klotzsche</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_530" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-16"/>
                    <persName>Glausch, Max</persName>
                    <placeName ref="https://www.geonames.org/2887366">
                        <settlement type="city">Dresden-Klotzsche</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_531" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-03-29"/>
                    <persName>Glausch, Max</persName>
                    <placeName ref="https://www.geonames.org/2887366">
                        <settlement type="city">Dresden-Klotzsche</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_532" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-25"/>
                    <persName>Glede, Wilhelm</persName>
                    <placeName>
                        <settlement type="city">Hinrichshagen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_533" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-09-12"/>
                    <persName>Glede, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_534" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-01-09"/>
                    <persName>Gleichauf, Anton</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_535" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-12-17"/>
                    <persName ref="http://d-nb.info/gnd/116722193">Goering, Hugo</persName>
                    <placeName>
                        <settlement type="city">Berka</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_536" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-03-19"/>
                    <persName ref="http://d-nb.info/gnd/116722193">Goering, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_537" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-04-16"/>
                    <persName ref="http://d-nb.info/gnd/116722193">Goering, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2931574">
                        <settlement type="city">Eisenach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_538" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-04-21"/>
                    <persName ref="http://d-nb.info/gnd/116722193">Goering, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2931574">
                        <settlement type="city">Eisenach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_539" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-07-09"/>
                    <persName ref="http://d-nb.info/gnd/116722193">Goering, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_540" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-28"/>
                    <persName ref="http://d-nb.info/gnd/116722193">Goering, Hugo</persName>
                    <placeName>
                        <settlement type="city">Hüningen (heute: Huningue)</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_541" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-12-16"/>
                    <persName ref="http://d-nb.info/gnd/116722193">Goering, Hugo</persName>
                    <placeName>
                        <settlement type="city">Wanfrie...</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_542" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-12-16"/>
                    <persName ref="http://d-nb.info/gnd/116722193">Goering, Hugo</persName>
                    <placeName>
                        <settlement type="city">Wanfrie...</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_543" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName>Göring, S.</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_544" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-14"/>
                    <persName>Gördens, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2886946">
                        <settlement type="city">Koblenz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_545" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-23"/>
                    <persName>Görg, Franz</persName>
                    <placeName ref="https://www.geonames.org/3075160">
                        <settlement type="city">Oberdorf</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_546" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-07-04"/>
                    <persName>Goerl, A.</persName>
                    <placeName ref="https://www.geonames.org/2803620">
                        <settlement type="city">Zweibrücken</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_547" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-09-27"/>
                    <persName ref="http://d-nb.info/gnd/116723483">Goerke, Franz</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_548" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-10-03"/>
                    <persName ref="http://d-nb.info/gnd/116723483">Goerke, Franz</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_549" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-10-30"/>
                    <persName ref="http://d-nb.info/gnd/116723483">Goerke, Franz</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_550" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-11-19"/>
                    <persName ref="http://d-nb.info/gnd/116723483">Goerke, Franz</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_551" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-12-06"/>
                    <persName ref="http://d-nb.info/gnd/116723483">Goerke, Franz</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_552" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-10-29"/>
                    <persName ref="http://d-nb.info/gnd/116723483">Goerke, Franz</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_553" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-10-31"/>
                    <persName ref="http://d-nb.info/gnd/116723483">Goerke, Franz</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_554" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-11-11"/>
                    <persName ref="http://d-nb.info/gnd/116723483">Goerke, Franz</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_555" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-11-19"/>
                    <persName ref="http://d-nb.info/gnd/116723483">Goerke, Franz</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_556" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-31"/>
                    <persName ref="http://d-nb.info/gnd/116723483">Goerke, Franz</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_557" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-01-09"/>
                    <persName ref="http://d-nb.info/gnd/116723483">Goerke, Franz</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_558" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-11-13"/>
                    <persName ref="http://d-nb.info/gnd/116723483">Goerke, Franz</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_559" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-03-10"/>
                    <persName>Goerwitz, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2953330">
                        <settlement type="city">Bad Sulza</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_560" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-03-15"/>
                    <persName>Goerwitz, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2953330">
                        <settlement type="city">Bad Sulza</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_561" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-06-01"/>
                    <persName>Goerwitz, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2953330">
                        <settlement type="city">Bad Sulza</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_562" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-06-09"/>
                    <persName>Goerwitz, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2953330">
                        <settlement type="city">Bad Sulza</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_563" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-07-03"/>
                    <persName>Goerwitz, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2953330">
                        <settlement type="city">Bad Sulza</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_564" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-12-30"/>
                    <persName>Gößnitz, Wolff von</persName>
                    <placeName ref="https://www.geonames.org/2910831">
                        <settlement type="city">Hannover</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_565" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-12-06"/>
                    <persName ref="http://d-nb.info/gnd/118695959">Goethe, Walther Wolfgang von</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_566" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-12-29"/>
                    <persName>Goethe, Wolfgang Maximilian von</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_567" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-03-23"/>
                    <persName ref="http://d-nb.info/gnd/118840452">Fulda, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_568" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-09-14"/>
                    <persName ref="http://d-nb.info/gnd/116670002">Landau, Isidor</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_569" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Götsche, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_570" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-18"/>
                    <persName>Götschel, F.</persName>
                    <placeName>
                        <settlement type="city">Passendorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_571" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-02-28"/>
                    <persName ref="http://d-nb.info/gnd/116733330">Goette, Alexander</persName>
                    <placeName ref="https://www.geonames.org/2973783">
                        <settlement type="city">Strassburg (Strasbourg)</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_572" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-05-28"/>
                    <persName>Göttling, Alvina</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_573" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1864.01.??</date>
                    <persName>Göttling, Alvina</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_574" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-08-09"/>
                    <persName ref="http://d-nb.info/gnd/119541904">Göttling, Carl Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_575" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>null</date>
                    <persName ref="http://d-nb.info/gnd/117548685">Goetz, Ferdinand Hermann Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">[Leipzig]</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_576" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName ref="http://d-nb.info/gnd/116738405">Goetz, Georg</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_577" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-01-19"/>
                    <persName ref="http://d-nb.info/gnd/116738405">Goetz, Georg</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_578" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-10-26"/>
                    <persName ref="http://d-nb.info/gnd/116738405">Goetz, Georg</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_579" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-03-05"/>
                    <persName ref="http://d-nb.info/gnd/116738405">Goetz, Georg</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_580" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-13"/>
                    <persName ref="http://d-nb.info/gnd/116738405">Goetz, Georg</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_581" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-03-02"/>
                    <persName ref="http://d-nb.info/gnd/116738405">Goetz, Georg</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_582" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-14"/>
                    <persName ref="http://d-nb.info/gnd/116738405">Goetz, Georg</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_583" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-07"/>
                    <persName ref="http://d-nb.info/gnd/116738405">Goetz, Georg</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_584" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-04-21"/>
                    <persName ref="http://d-nb.info/gnd/116738405">Goetz, Georg</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_585" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-05-09"/>
                    <persName>Goetz, Hermann</persName>
                    <placeName>
                        <settlement type="city">Eybach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_586" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-06-26"/>
                    <persName>Goetz, Karl</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_587" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-01-16"/>
                    <persName>Götz, Paul</persName>
                    <placeName ref="https://www.geonames.org/2661712">
                        <settlement type="city">Arosa</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_588" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-09-12"/>
                    <persName>Goez, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2953533">
                        <settlement type="city">Cannstadt (Stuttgart)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_589" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName>Götze, J. G.</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_590" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-03-10"/>
                    <persName>Götze, W.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_591" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1904.02.??</date>
                    <persName>Götzlik, Ernesto</persName>
                    <placeName ref="https://www.geonames.org/3172300">
                        <settlement type="city">Nervi</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_592" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-18"/>
                    <persName>Gohde, Wilhelm</persName>
                    <placeName>
                        <settlement type="city">Büdelsdorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_593" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Gohde, Wilhelm</persName>
                    <placeName>
                        <settlement type="city">Büdelsdorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_594" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-04-24"/>
                    <persName>Gohde, Hans Leo</persName>
                    <placeName>
                        <settlement type="city">Bremerhaven</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_595" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-07-09"/>
                    <persName>Gold, Julius</persName>
                    <placeName>
                        <settlement type="city">Des Moines</settlement>
                        <country>
                            <name key="USA" type="current">Iowa</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_596" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName>Goldberger, Oskar</persName>
                    <placeName>
                        <settlement type="city">Jägerndorf</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_597" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-04-29"/>
                    <persName ref="http://d-nb.info/gnd/116749393">Goldfriedrich, Johann</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_598" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-08-10"/>
                    <persName ref="http://d-nb.info/gnd/116754796">Goldscheid, Rudolf</persName>
                    <placeName>
                        <settlement type="city">Campiglio (Madonna di)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_599" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-08-16"/>
                    <persName ref="http://d-nb.info/gnd/116754796">Goldscheid, Rudolf</persName>
                    <placeName>
                        <settlement type="city">Campiglio (Madonna di)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_600" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Goldschmidt, Anna</persName>
                    <placeName ref="https://www.geonames.org/2804008">
                        <settlement type="city">Zittau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_601" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-01-31"/>
                    <persName>Goldschmidt, Max</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_602" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-07-31"/>
                    <persName>Goldschmidt, Max</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_603" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-09-05"/>
                    <persName>Goldschmidt, Max</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_604" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-01-28"/>
                    <persName>Goldstein, Emile</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_605" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-16"/>
                    <persName>Weigt, K.</persName>
                    <placeName ref="https://www.geonames.org/2910831">
                        <settlement type="city">Hannover</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_606" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-10"/>
                    <persName>Goldstein, Simon</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_607" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-03"/>
                    <persName>Goldzier, Hans</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_608" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-05-29"/>
                    <persName>Goliasch, Rudolf</persName>
                    <placeName>
                        <settlement type="city">Gross-Ullersdorf</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_609" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-10-18"/>
                    <persName>Gollin, H.</persName>
                    <placeName>
                        <settlement type="city">Colombes</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_610" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-21"/>
                    <persName>Gollob, Angela</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_611" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-03-05"/>
                    <persName>Gollob, Angela</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_612" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-23"/>
                    <persName>Golmar, Christian von</persName>
                    <placeName>
                        <settlement type="city">Nieder-Ramstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_613" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-09"/>
                    <persName>Goltz, O. F.</persName>
                    <placeName ref="https://www.geonames.org/3071961">
                        <settlement type="city">Reichenberg (Liberec)</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_614" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-03-18"/>
                    <persName ref="http://d-nb.info/gnd/116765224">Gombart, Ludwig Lucas von</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_615" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-08-26"/>
                    <persName ref="http://d-nb.info/gnd/116765224">Gombart, Ludwig Lucas von</persName>
                    <placeName ref="https://www.geonames.org/2950881">
                        <settlement type="city">Berchtesgaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_616" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Gomez, M. Victoria</persName>
                    <placeName>
                        <settlement type="city">Santa Fé</settlement>
                        <country>
                            <name key="ARG" type="current">Argentinien</name>
                            <name type="historical">Argentinien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_617" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Gompertz, Gottfried</persName>
                    <placeName ref="https://www.geonames.org/2820087">
                        <settlement type="city">Unna</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_618" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-11-08"/>
                    <persName>Gompertz, Julius</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_619" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-09-05"/>
                    <persName>Gompertz, Julius</persName>
                    <placeName ref="https://www.geonames.org/2884509">
                        <settlement type="city">Krefeld</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_620" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-12-30"/>
                    <persName>Gonne, Louis</persName>
                    <placeName ref="https://www.geonames.org/2747373">
                        <settlement type="city">Den Haag</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_621" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-09-26"/>
                    <persName>Gonzales, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2747373">
                        <settlement type="city">Den Haag</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_622" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-12-15"/>
                    <persName>Gonzalez, Clothilde M.</persName>
                    <placeName>
                        <settlement type="city">Misiones Posada</settlement>
                        <country>
                            <name key="ARG" type="current">Argentinien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_623" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-01"/>
                    <persName>Gonzenbach, Magdalena von</persName>
                    <placeName ref="https://www.geonames.org/2524170">
                        <settlement type="city">Messina</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_624" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-12"/>
                    <persName>Gonzenbach, Magdalena von</persName>
                    <placeName ref="https://www.geonames.org/2524170">
                        <settlement type="city">Messina</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_625" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-13"/>
                    <persName>Gonzenbach, Magdalena von</persName>
                    <placeName ref="https://www.geonames.org/2524170">
                        <settlement type="city">Messina</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_626" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-09-17"/>
                    <persName>Goodsir, Joseph Taylor</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_627" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.05.28</date>
                    <persName>Gore, Emlyn A.</persName>
                    <placeName>
                        <settlement type="city">Deohal Hoogrijan</settlement>
                        <country>
                            <name key="IND" type="current">Indien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_628" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-09-06"/>
                    <persName>Gornstein, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2836788">
                        <settlement type="city">Berlin-Schöneberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_629" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-09-23"/>
                    <persName>Gorzawsky, Hubert</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_630" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-11-16"/>
                    <persName>Gosse, B. C.</persName>
                    <placeName ref="https://www.geonames.org/1275004">
                        <settlement type="city">Kalkutta</settlement>
                        <country>
                            <name key="IND" type="current">Indien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_631" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-15"/>
                    <persName>Gossen, Hans</persName>
                    <placeName ref="https://www.geonames.org/2939811">
                        <settlement type="city">Cottbus</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_632" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1914.??.07</date>
                    <persName>Goßmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2808720">
                        <settlement type="city">Wilhelmshaven</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_633" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-18"/>
                    <persName>Gothard, Claire</persName>
                    <placeName>
                        <settlement type="city">Arona</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_634" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-11"/>
                    <persName>Gottheiner, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_635" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-01-22"/>
                    <persName>Gottschalck, Fritz</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_636" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-07-24"/>
                    <persName ref="http://d-nb.info/gnd/116795158">Gottsche, Bertha</persName>
                    <placeName ref="https://www.geonames.org/2935741">
                        <settlement type="city">Dornburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_637" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-05"/>
                    <persName ref="http://d-nb.info/gnd/116795158">Gottsche, Bertha</persName>
                    <placeName ref="https://www.geonames.org/2935741">
                        <settlement type="city">Dornburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_638" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-02-23"/>
                    <persName ref="http://d-nb.info/gnd/117550434">Gottsche, Karl Moritz</persName>
                    <placeName ref="https://www.geonames.org/2911296">
                        <settlement type="city">Altona</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_639" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-03-29"/>
                    <persName ref="http://d-nb.info/gnd/117550434">Gottsche, Karl Moritz</persName>
                    <placeName ref="https://www.geonames.org/2911296">
                        <settlement type="city">Altona</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_640" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-04-07"/>
                    <persName ref="http://d-nb.info/gnd/117550434">Gottsche, Karl Moritz</persName>
                    <placeName ref="https://www.geonames.org/2911296">
                        <settlement type="city">Altona</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_642" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Gottwald, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_643" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-08-16"/>
                    <persName>Goubin, L.</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_644" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-01"/>
                    <persName>Gouguenheim, Andre</persName>
                    <placeName>
                        <settlement type="city">Charleville</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_645" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-02-12"/>
                    <persName>Gould, E. F.</persName>
                    <placeName>
                        <settlement type="city">Carthage</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_646" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-08-11"/>
                    <persName>Goullon, M.</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_647" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-06-11"/>
                    <persName>Goullon, M.</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_648" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-10-11"/>
                    <persName>Gourmano, N.N.</persName>
                    <placeName>
                        <settlement type="city">St. Mande</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_649" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-05-01"/>
                    <persName>Haber, Eduard</persName>
                    <placeName ref="https://www.geonames.org/160263">
                        <settlement type="city">Daressalam (Dar es Salam)</settlement>
                        <country>
                            <name key="TZA" type="current">Tansania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/131727842">Koehler, Woldemar</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_650" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-26"/>
                    <persName>Goyder, Nelly</persName>
                    <placeName>
                        <settlement type="city">Launceston</settlement>
                        <country>
                            <name key="AUS" type="current">Australien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_651" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-10-28"/>
                    <persName>Goyder, Nelly</persName>
                    <placeName>
                        <settlement type="city">Launceston</settlement>
                        <country>
                            <name key="AUS" type="current">Australien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_652" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-07-28"/>
                    <persName ref="http://d-nb.info/gnd/131638912">Giese, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_653" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-06-19"/>
                    <persName ref="http://d-nb.info/gnd/131638912">Giese, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_654" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-09-08"/>
                    <persName ref="http://d-nb.info/gnd/131638912">Giese, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_655" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-01-27"/>
                    <persName ref="http://d-nb.info/gnd/131638912">Giese, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_656" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-05-17"/>
                    <persName>Giese, Oskar</persName>
                    <placeName>
                        <settlement type="city">Sassin</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                            <name type="historical">Provinz Pommern, Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_657" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-07-26"/>
                    <persName>Giesecke, Georg</persName>
                    <placeName>
                        <settlement type="city">Bayreuth</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_658" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Giesenhagen, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_659" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-02-04"/>
                    <persName>Gieser, Pauline</persName>
                    <placeName ref="https://www.geonames.org/2873891">
                        <settlement type="city">Mannheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_660" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-02-13"/>
                    <persName>Gieser, Pauline</persName>
                    <placeName ref="https://www.geonames.org/2873891">
                        <settlement type="city">Mannheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_661" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-13"/>
                    <persName>Gieser, Pauline</persName>
                    <placeName ref="https://www.geonames.org/2873891">
                        <settlement type="city">Mannheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_662" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-15"/>
                    <persName>Gieser, Pauline</persName>
                    <placeName ref="https://www.geonames.org/2873891">
                        <settlement type="city">Mannheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_663" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-11-14"/>
                    <persName ref="http://d-nb.info/gnd/116832398">Greshoff, Maurits</persName>
                    <placeName ref="https://www.geonames.org/2755003">
                        <settlement type="city">Haarlem</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_664" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-07-30"/>
                    <persName>Gigliucci, Donatello</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_665" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-06-18"/>
                    <persName ref="http://d-nb.info/gnd/116621133">Giglioli, Enrico Hillyer</persName>
                    <placeName ref="https://www.geonames.org/3176959">
                        <settlement type="city">Florenz (Firenze)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_666" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-12-20"/>
                    <persName ref="http://d-nb.info/gnd/116621133">Giglioli, Enrico Hillyer</persName>
                    <placeName ref="https://www.geonames.org/3176959">
                        <settlement type="city">Florenz (Firenze)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_667" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-19"/>
                    <persName ref="http://d-nb.info/gnd/116608587">Rosa, Daniele</persName>
                    <persName ref="http://d-nb.info/gnd/1055417613">Giglio-Tos, Ermanno</persName>
                    <placeName ref="https://www.geonames.org/3176959">
                        <settlement type="city">Florenz (Firenze)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_668" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-23"/>
                    <persName>Gilandare, Richard [Pseudonym]</persName>
                    <placeName>
                        <settlement type="city">Mutzig (Elsass)</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_669" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-06-18"/>
                    <persName>Gilandare, Richard [Pseudonym]</persName>
                    <placeName>
                        <settlement type="city">Mutzig</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_670" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-03"/>
                    <persName ref="http://d-nb.info/gnd/116623268">Gilbert, Leo</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_671" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-10"/>
                    <persName ref="http://d-nb.info/gnd/116623268">Gilbert, Leo</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_672" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-14"/>
                    <persName ref="http://d-nb.info/gnd/116623268">Gilbert, Leo</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_673" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-19"/>
                    <persName ref="http://d-nb.info/gnd/116623268">Gilbert, Leo</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_674" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-09-04"/>
                    <persName ref="http://d-nb.info/gnd/116623268">Gilbert, Leo</persName>
                    <placeName>
                        <settlement type="city">Landro-Höhlenstein</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_675" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-09-12"/>
                    <persName ref="http://d-nb.info/gnd/116623268">Gilbert, Leo</persName>
                    <placeName>
                        <settlement type="city">Landro-Höhlenstein</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_676" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-12-29"/>
                    <persName ref="http://d-nb.info/gnd/116623268">Gilbert, Leo</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_677" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-09-03"/>
                    <persName ref="http://d-nb.info/gnd/116623268">Gilbert, Leo</persName>
                    <placeName>
                        <settlement type="city">Karer See</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_678" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-10-02"/>
                    <persName ref="http://d-nb.info/gnd/116623268">Gilbert, Leo</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_679" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Gilbert, P. A.</persName>
                    <placeName ref="https://www.geonames.org/2147714">
                        <settlement type="city">Sydney</settlement>
                        <country>
                            <name key="AUS" type="current">Australien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_680" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-07-15"/>
                    <persName>Gilchrist, Andrew S.</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_681" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1893.01.??</date>
                    <persName ref="http://d-nb.info/gnd/185503020">Gilchrist, John Dow Fisher</persName>
                    <placeName>
                        <settlement type="city">Zürich-Hottingen</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_682" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-02-15"/>
                    <persName ref="http://d-nb.info/gnd/185503020">Gilchrist, John Dow Fisher</persName>
                    <placeName>
                        <settlement type="city">Zürich-Hottingen</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_683" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-07-15"/>
                    <persName ref="http://d-nb.info/gnd/185503020">Gilchrist, John Dow Fisher</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_684" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-08-16"/>
                    <persName ref="http://d-nb.info/gnd/185503020">Gilchrist, John Dow Fisher</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_685" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-09-03"/>
                    <persName ref="http://d-nb.info/gnd/185503020">Gilchrist, John Dow Fisher</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_686" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-10-07"/>
                    <persName ref="http://d-nb.info/gnd/185503020">Gilchrist, John Dow Fisher</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_687" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-12-06"/>
                    <persName ref="http://d-nb.info/gnd/185503020">Gilchrist, John Dow Fisher</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_688" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-01-22"/>
                    <persName ref="http://d-nb.info/gnd/185503020">Gilchrist, John Dow Fisher</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_689" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-04"/>
                    <persName ref="http://d-nb.info/gnd/185503020">Gilchrist, John Dow Fisher</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_690" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-04-07"/>
                    <persName ref="http://d-nb.info/gnd/185503020">Gilchrist, John Dow Fisher</persName>
                    <placeName>
                        <settlement type="city">Anstruther</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_691" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-10-02"/>
                    <persName ref="http://d-nb.info/gnd/185503020">Gilchrist, John Dow Fisher</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_692" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-10-13"/>
                    <persName ref="http://d-nb.info/gnd/185503020">Gilchrist, John Dow Fisher</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_693" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-11-23"/>
                    <persName ref="http://d-nb.info/gnd/185503020">Gilchrist, John Dow Fisher</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_694" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-12-06"/>
                    <persName ref="http://d-nb.info/gnd/185503020">Gilchrist, John Dow Fisher</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_695" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-09-05"/>
                    <persName ref="http://d-nb.info/gnd/185503020">Gilchrist, John Dow Fisher</persName>
                    <placeName>
                        <settlement type="city">Anstruther</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_696" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-04-02"/>
                    <persName>Gildemeister, E.</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_697" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-05-20"/>
                    <persName>Gildemeister, E.</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_698" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-06-05"/>
                    <persName>Gildemeister, E.</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_699" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-07-31"/>
                    <persName>Gildemeister, E.</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_700" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-01-18"/>
                    <persName>Gildemeister, E.</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_701" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-08-03"/>
                    <persName>Gildemeister, E.</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_702" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-12-08"/>
                    <persName>Gildemeister, E.</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_703" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-12-23"/>
                    <persName>Gildemeister, E.</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_704" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1869.04.??</date>
                    <persName>Gildemeister, E.</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_705" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1869-11-01"/>
                    <persName>Gildemeister, E.</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_706" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-02-23"/>
                    <persName>Gildemeister, E.</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_707" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-01-15"/>
                    <persName>Gildemeister, E.</persName>
                    <placeName ref="https://www.geonames.org/3208547">
                        <settlement type="city">Helgoland</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_708" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1869-10-08"/>
                    <persName>Gildemeister, E.</persName>
                    <placeName ref="https://www.geonames.org/3208547">
                        <settlement type="city">Helgoland</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_709" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1868.12.??</date>
                    <persName>Gildemeister, I.</persName>
                    <placeName ref="https://www.geonames.org/2661604">
                        <settlement type="city">Basel</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_710" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-07-15"/>
                    <persName>Gilkin, Iwan</persName>
                    <placeName ref="https://www.geonames.org/2800866">
                        <settlement type="city">Brüssel</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_711" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-01-27"/>
                    <persName>Gill, Herbert A.</persName>
                    <placeName ref="https://www.geonames.org/4140963">
                        <settlement type="city">Washington D.C.</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_712" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-04"/>
                    <persName ref="http://d-nb.info/gnd/117737623">Gille, Carl</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_713" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Gille, N.N.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_714" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-06-08"/>
                    <persName>Giller, Leo</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_715" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1917.??.??</date>
                    <persName>Gleichen Rußwurm, H. von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_716" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1906.10.??</date>
                    <persName>Giersberg-Stabel, Ella</persName>
                    <placeName>
                        <settlement type="city">Kreuznach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_717" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-10-07"/>
                    <persName>Giersch, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_718" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-19"/>
                    <persName>Giesber, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_719" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.02.??</date>
                    <persName>Gierlichs, Florentine</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_720" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-06-22"/>
                    <persName>Gierlichs, Florentine</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_721" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-07-01"/>
                    <persName>Gierlichs, Florentine</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_722" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-08-19"/>
                    <persName>Gierlichs, Florentine</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_723" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-09-12"/>
                    <persName>Gierlichs, Florentine</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_724" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-09-17"/>
                    <persName>Gierlichs, Florentine</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_725" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-11-16"/>
                    <persName>Gierlichs, Florentine</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_726" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-11-29"/>
                    <persName>Gierlichs, Florentine</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_727" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-12-12"/>
                    <persName>Gierlichs, Florentine</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_728" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-12-19"/>
                    <persName>Gierlichs, Florentine</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_729" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-01-05"/>
                    <persName>Gierlichs, Florentine</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_730" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-03-05"/>
                    <persName>Gierlichs, Florentine</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_731" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-03-16"/>
                    <persName>Gierlichs, Florentine</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_732" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-03-17"/>
                    <persName>Gierlichs, Florentine</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_733" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1863-12-03"/>
                    <persName>Gierlichs, Florentine</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_734" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-01-17"/>
                    <persName>Giebel, Christian Gottfried Andreas</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_735" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-03-16"/>
                    <persName>Giebel, Christian Gottfried Andreas</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_736" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Gibson, R. J. Harvey</persName>
                    <placeName ref="https://www.geonames.org/2644210">
                        <settlement type="city">Liverpool</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_737" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-05-10"/>
                    <persName>Gibson, W. T.</persName>
                    <placeName ref="https://www.geonames.org/2642503">
                        <settlement type="city">Millport</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_738" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-06-10"/>
                    <persName>Gibens, Matteo</persName>
                    <placeName>
                        <settlement type="city">Westport</settlement>
                        <country>
                            <name key="NZL" type="current">Neuseeland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_739" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-10-22"/>
                    <persName ref="http://d-nb.info/gnd/116616431">Giard, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2998324">
                        <settlement type="city">Lille</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_740" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1879.01.??</date>
                    <persName ref="http://d-nb.info/gnd/116616431">Giard, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2998324">
                        <settlement type="city">Lille</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_741" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-12-21"/>
                    <persName ref="http://d-nb.info/gnd/116616431">Giard, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2998324">
                        <settlement type="city">Lille</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_742" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-05-06"/>
                    <persName ref="http://d-nb.info/gnd/116616431">Giard, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_743" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-03-02"/>
                    <persName ref="http://d-nb.info/gnd/116616431">Giard, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_744" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-08-31"/>
                    <persName ref="http://d-nb.info/gnd/116616431">Giard, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_745" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-09-28"/>
                    <persName>Giani, C.</persName>
                    <placeName>
                        <settlement type="city">Heilbronn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_746" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-02-26"/>
                    <persName>Giannini, P. de Donato</persName>
                    <placeName ref="https://www.geonames.org/2524170">
                        <settlement type="city">Messina</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_747" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-16"/>
                    <persName>Gheorghiu, Ernest C.</persName>
                    <placeName ref="https://www.geonames.org/683506">
                        <settlement type="city">Bukarest</settlement>
                        <country>
                            <name key="ROU" type="current">Rumänien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_748" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-04-01"/>
                    <persName>Gheorghiu, Ernest C.</persName>
                    <placeName ref="https://www.geonames.org/683506">
                        <settlement type="city">Bukarest</settlement>
                        <country>
                            <name key="ROU" type="current">Rumänien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_749" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-17"/>
                    <persName>Gheorghiu, Ernest C.</persName>
                    <placeName ref="https://www.geonames.org/683506">
                        <settlement type="city">Bukarest</settlement>
                        <country>
                            <name key="ROU" type="current">Rumänien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_750" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName>Géza, Etlenyi</persName>
                    <placeName>
                        <settlement type="city">Nagykanizsa</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_751" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-16"/>
                    <persName>Geyer, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_752" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-02-20"/>
                    <persName>Geuther, Theo</persName>
                    <placeName ref="https://www.geonames.org/2891122">
                        <settlement type="city">Kiel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_753" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-16"/>
                    <persName>Geuther, Theo</persName>
                    <placeName>
                        <settlement type="city">Baumschulenweg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_754" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>null</date>
                    <persName>Geuther, Johann Georg Anton</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">[Jena]</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">[Jena]</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_755" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-14"/>
                    <persName>Gettkandt, Paul</persName>
                    <placeName>
                        <settlement type="city">Pyritz</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_756" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Geswig, Paul</persName>
                    <placeName>
                        <settlement type="city">Putlitz [?]</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_757" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-11-10"/>
                    <persName>Geswig, Paul</persName>
                    <placeName>
                        <settlement type="city">Putlitz</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_758" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1863-05-21"/>
                    <persName>Gessenhardt, Johann</persName>
                    <placeName ref="https://www.geonames.org/2835105">
                        <settlement type="city">Schwarzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_759" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-05-15"/>
                    <persName>Gessner, J. F. L.</persName>
                    <placeName ref="https://www.geonames.org/1621177">
                        <settlement type="city">Djokjakarta (Jakarta)</settlement>
                        <country>
                            <name key="IDN" type="current">Indonesien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_760" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-10-30"/>
                    <persName ref="http://d-nb.info/gnd/101266952">Jessop, Charles Moore</persName>
                    <placeName>
                        <settlement type="city">Maida Vale</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_761" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-03-09"/>
                    <persName ref="http://d-nb.info/gnd/117592129">Zahlbruckner, Alexander</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_762" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-03-13"/>
                    <persName ref="http://d-nb.info/gnd/117328421">Wettstein, Richard Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_763" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-07"/>
                    <persName ref="http://d-nb.info/gnd/117328421">Wettstein, Richard Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_764" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-07"/>
                    <persName ref="http://d-nb.info/gnd/117328421">Wettstein, Richard Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_765" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-10-31"/>
                    <persName>Schwarz, Arthur</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_766" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-05-09"/>
                    <persName>Brünger, Hermann</persName>
                    <persName>Brinkmann, E.</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_767" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-06-28"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_768" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-17"/>
                    <persName>Schütze, L. H.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_769" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-11-13"/>
                    <persName>Kleinschmidt, Erich</persName>
                    <persName>Brinkmann, E.</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_770" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-01-26"/>
                    <persName>Kleinschmidt, Erich</persName>
                    <persName>Brinkmann, E.</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_771" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-01-24"/>
                    <persName ref="http://d-nb.info/gnd/1073452719">Niehrenheim, Georg</persName>
                    <placeName ref="https://www.geonames.org/2951825">
                        <settlement type="city">Bayreuth</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_772" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116125527">Keller, Robert</persName>
                    <placeName ref="https://www.geonames.org/2657970">
                        <settlement type="city">Winterthur</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3169602">
                        <settlement type="city">Rapallo</settlement>
                        <country>
                            <name type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_773" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-10-25"/>
                    <persName ref="http://d-nb.info/gnd/117085499">Jassoy, Ernst Ferdinand August</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_774" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_775" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-05-04"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_776" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-14"/>
                    <persName ref="http://d-nb.info/gnd/116648600">Lakowitz, Konrad</persName>
                    <placeName ref="https://www.geonames.org/3099434">
                        <settlement type="city">Danzig (Gdańsk)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_777" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-02-12"/>
                    <persName ref="http://d-nb.info/gnd/116438002">Renard, Karl von</persName>
                    <placeName ref="https://www.geonames.org/524901">
                        <settlement type="city">Moskau</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_778" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-07"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2957773">
                        <settlement type="city">Altenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_779" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-02-11"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2806142">
                        <settlement type="city">Worms</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_780" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-05-05"/>
                    <persName ref="http://d-nb.info/gnd/1243789298">Spandow, Philipp</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_781" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-05-21"/>
                    <persName ref="http://d-nb.info/gnd/1243789298">Spandow, Philipp</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_782" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-17"/>
                    <persName ref="http://d-nb.info/gnd/1055455132">Koerber, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_783" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-10-27"/>
                    <persName ref="http://d-nb.info/gnd/139826971">Bührer, Karl Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2661881">
                        <settlement type="city">Aarau</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_784" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Dove, Karl Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_785" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-14"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_786" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-06-25"/>
                    <persName>Reiß, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_787" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-07-20"/>
                    <persName>Selensky, W.</persName>
                    <placeName>
                        <settlement type="city">Odessa</settlement>
                        <country>
                            <name key="UKR" type="current">Ukraine</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_788" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-02-27"/>
                    <persName>Gerth, N.N.</persName>
                    <placeName ref="https://www.geonames.org/3102014">
                        <settlement type="city">Bromberg (Bydgoszcz)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_789" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-08-18"/>
                    <persName>Gesche, Else</persName>
                    <placeName ref="https://www.geonames.org/3098722">
                        <settlement type="city">Landsberg a. d. W. (Gorzów Wielkopolski)</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_790" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-06-28"/>
                    <persName ref="http://d-nb.info/gnd/118538934">Gesell, Silvio</persName>
                    <placeName ref="https://www.geonames.org/2878018">
                        <settlement type="city">Berlin-Lichterfelde</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_791" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-11-07"/>
                    <persName>Gerstenberg, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2863840">
                        <settlement type="city">Neuwied</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_792" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-04-17"/>
                    <persName>Gerstl, Paul</persName>
                    <placeName ref="https://www.geonames.org/3067696">
                        <settlement type="city">Prag</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_793" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-03"/>
                    <persName>Gerstner, Franz</persName>
                    <placeName>
                        <settlement type="city">St. Ottilien</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_794" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-09-29"/>
                    <persName>Gersdorff, Julius</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_795" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-13"/>
                    <persName>Gersdorff, Julius</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_796" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-01-24"/>
                    <persName>Gerstäcker, Mädy</persName>
                    <placeName ref="https://www.geonames.org/964137">
                        <settlement type="city">Pretoria</settlement>
                        <country>
                            <name key="ZAF" type="current">Südafrika</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_797" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-15"/>
                    <persName>Gerstäcker, N.N.</persName>
                    <placeName ref="https://www.geonames.org/964137">
                        <settlement type="city">Pretoria</settlement>
                        <country>
                            <name key="ZAF" type="current">Südafrika</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_798" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-15"/>
                    <persName>Gerstäcker, N.N.</persName>
                    <placeName ref="https://www.geonames.org/964137">
                        <settlement type="city">Pretoria</settlement>
                        <country>
                            <name key="ZAF" type="current">Südafrika</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_799" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-03-23"/>
                    <persName>Gerstel, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2910831">
                        <settlement type="city">Hannover</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_800" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1906.06.??</date>
                    <persName>Gerold, Rosa</persName>
                    <placeName>
                        <settlement type="city">Neuwaldegg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_801" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-07-20"/>
                    <persName>Gerold, Rosa</persName>
                    <placeName>
                        <settlement type="city">Neuwaldegg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_802" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-01-26"/>
                    <persName>Gerold, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_803" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-06-05"/>
                    <persName>Gerold, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_804" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-11-09"/>
                    <persName>Gerlich, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_805" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-15"/>
                    <persName>Gerlich, Toni</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_806" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-19"/>
                    <persName>Germann, A.</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_807" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-06-20"/>
                    <persName ref="http://d-nb.info/gnd/116588780">Germanos, Nikolas</persName>
                    <placeName ref="https://www.geonames.org/264371">
                        <settlement type="city">Athen</settlement>
                        <country>
                            <name key="GRC" type="current">Griechenland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_808" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-15"/>
                    <persName>Ferchland, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_809" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-01-13"/>
                    <persName>Heinze, N. N.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_810" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-01-24"/>
                    <persName>Gerlach, Georg</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_811" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-08-28"/>
                    <persName>Gerlach, K. A.</persName>
                    <placeName>
                        <settlement type="city">Juist</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_812" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-06"/>
                    <persName ref="http://d-nb.info/gnd/119234181">Gerlach, Leo</persName>
                    <placeName ref="https://www.geonames.org/2929567">
                        <settlement type="city">Erlangen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_813" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-04-30"/>
                    <persName>Gering, Gerhard</persName>
                    <placeName ref="https://www.geonames.org/2876708">
                        <settlement type="city">Tannenfeld</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_814" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-15"/>
                    <persName>Gering, Gerhard</persName>
                    <placeName ref="https://www.geonames.org/2876708">
                        <settlement type="city">Tannenfeld</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_815" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-05"/>
                    <persName>Gering, Gerhard</persName>
                    <placeName ref="https://www.geonames.org/2883591">
                        <settlement type="city">Kropp</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_816" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-09"/>
                    <persName>Gering, Gerhard</persName>
                    <placeName ref="https://www.geonames.org/2883591">
                        <settlement type="city">Kropp</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_817" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-07"/>
                    <persName>Gering, Gerhard</persName>
                    <placeName ref="https://www.geonames.org/2883591">
                        <settlement type="city">Kropp</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_818" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-06-07"/>
                    <persName>Gering, Gerhard</persName>
                    <placeName ref="https://www.geonames.org/2883591">
                        <settlement type="city">Kropp</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_819" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-09-27"/>
                    <persName>Gering, Gerhard</persName>
                    <placeName ref="https://www.geonames.org/2883591">
                        <settlement type="city">Kropp</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_820" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-12"/>
                    <persName>Gering, Gerhard</persName>
                    <placeName ref="https://www.geonames.org/2883591">
                        <settlement type="city">Kropp</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_821" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-02-13"/>
                    <persName>Gering, Gerhard</persName>
                    <placeName ref="https://www.geonames.org/2883591">
                        <settlement type="city">Kropp</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_822" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-17"/>
                    <persName>Gering, Gerhard</persName>
                    <placeName ref="https://www.geonames.org/2883591">
                        <settlement type="city">Kropp</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_823" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-06-25"/>
                    <persName>Gering, Gerhard</persName>
                    <placeName ref="https://www.geonames.org/2883591">
                        <settlement type="city">Kropp</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_824" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-03-30"/>
                    <persName>Gerike, Hugo</persName>
                    <placeName>
                        <settlement type="city">Bad Reinerz (heute: Duszniki-Zdrój)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_825" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-05-15"/>
                    <persName>Gerike, Hugo</persName>
                    <placeName>
                        <settlement type="city">Bad Reinerz (heute: Duszniki-Zdrój)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_826" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName ref="http://d-nb.info/gnd/117536660">Gerhardt, Ulrich</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_827" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-06-18"/>
                    <persName ref="http://d-nb.info/gnd/117536660">Gerhardt, Ulrich</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_828" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-06-21"/>
                    <persName ref="http://d-nb.info/gnd/117536660">Gerhardt, Ulrich</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_829" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-06-26"/>
                    <persName ref="http://d-nb.info/gnd/117536660">Gerhardt, Ulrich</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_830" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-08-01"/>
                    <persName>Gerhardt, Dietrich</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_831" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-02-15"/>
                    <persName>Gerhardt, Dietrich</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_832" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Gerhardt, Dietrich</persName>
                    <placeName ref="https://www.geonames.org/2929567">
                        <settlement type="city">Erlangen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_833" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-12-31"/>
                    <persName ref="http://d-nb.info/gnd/1172042306">Gerhardt, Fritz</persName>
                    <placeName ref="https://www.geonames.org/2934246">
                        <settlement type="city">Düsseldorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country/>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_834" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-27"/>
                    <persName ref="http://d-nb.info/gnd/1172042306">Gerhardt, Fritz</persName>
                    <placeName ref="https://www.geonames.org/2953317">
                        <settlement type="city">Wildungen (Bad Wildungen)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_835" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-19"/>
                    <persName>Gerhardi, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2875457">
                        <settlement type="city">Lüdenscheid</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_836" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1864-01-12"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_837" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1864-08-13"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_838" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-01-30"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_839" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-10-28"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_840" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-04-08"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_841" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-07-16"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_842" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-04-11"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName>
                        <settlement type="city">Gamburg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_843" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-06-23"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_844" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-05-02"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_845" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-06-04"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_846" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-06-09"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_847" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_848" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-11-25"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_849" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-14"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_850" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-11-07"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_851" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-18"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_852" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-03"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_853" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-06-16"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_854" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-10-20"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_855" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-12-10"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_856" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-11-07"/>
                    <persName ref="http://d-nb.info/gnd/116571357">Gerhardt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_857" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-10-12"/>
                    <persName>Gerber, A.</persName>
                    <placeName>
                        <settlement type="city">Langensalza</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_858" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-15"/>
                    <persName>Gerber, Julius</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_859" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-15"/>
                    <persName>Gerber, Julius</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_860" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-15"/>
                    <persName>Gerber, Julius</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_861" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-15"/>
                    <persName>Gerber, Julius</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_862" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-05-07"/>
                    <persName>Gerasimomitsch, Demeter</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_863" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-09"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_864" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-10"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_865" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-21"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_866" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-14"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_867" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-21"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_868" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-04"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_869" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-18"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_870" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-27"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_871" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-03"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_872" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-27"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_873" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-22"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_874" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-06-30"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_875" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-04-08"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_876" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-05-04"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_877" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-05-09"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_878" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-06-03"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_879" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-06-06"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_880" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-07-10"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_881" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-09-29"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_882" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-10-23"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_883" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-09-05"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_884" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-01-26"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_885" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-17"/>
                    <persName ref="http://d-nb.info/gnd/116563575">Georgy, Ernst August</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_886" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName>Georgii, Eberhard</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_887" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-11-10"/>
                    <persName>Georgionpoulos, S.</persName>
                    <placeName ref="https://www.geonames.org/264371">
                        <settlement type="city">Athen</settlement>
                        <country>
                            <name key="GRC" type="current">Griechenland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_888" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-10"/>
                    <persName>George, Paul</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_889" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>George, Paul</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_890" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-11"/>
                    <persName>George, G. K.</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_891" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-05-09"/>
                    <persName>Kollm, Georg</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_892" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-03-01"/>
                    <persName ref="https://explore.gnd.network/gnd/116542845">Gentz, Ismael Wolfgang Christian</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_893" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-03-06"/>
                    <persName ref="https://explore.gnd.network/gnd/116542845">Gentz, Ismael Wolfgang Christian</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_894" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-03-18"/>
                    <persName ref="https://explore.gnd.network/gnd/116542845">Gentz, Ismael Wolfgang Christian</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_895" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-04-27"/>
                    <persName ref="https://explore.gnd.network/gnd/116542845">Gentz, Ismael Wolfgang Christian</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_896" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-16"/>
                    <persName>Genz, Arnold</persName>
                    <placeName>
                        <settlement type="city">Kaukehmen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_897" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-06-18"/>
                    <persName>Genthe, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Berlin-Wilmersdorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_898" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-07-02"/>
                    <persName>Genthe, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Berlin-Wilmersdorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_899" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-20"/>
                    <persName>Genthe, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Berlin-Wilmersdorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_900" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-04-29"/>
                    <persName>Genthe, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2994497">
                        <settlement type="city">Menton</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_901" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-16"/>
                    <persName>Genthe, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2939440">
                        <settlement type="city">Berlin-Dahlem</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_902" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-03-01"/>
                    <persName>Genthe-Schäck, H.</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Berlin-Wilmersdorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_903" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-08-12"/>
                    <persName>Genthe-Schäck, H.</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Berlin-Wilmersdorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_904" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-06-30"/>
                    <persName>Genthe-Schäck, H.</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Berlin-Wilmersdorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_905" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-05-13"/>
                    <persName>Gentilomof, San</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_906" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-10-15"/>
                    <persName>Genovese, Francesco</persName>
                    <placeName>
                        <settlement type="city">Caulonia</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_907" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-15"/>
                    <persName>Gensler, Leo</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Berlin-Wilmersdorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_908" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>27.10.????</date>
                    <persName ref="http://d-nb.info/gnd/116431253">Calemard du Genestoux, Louise Pierette Marie Magdeleine</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name type="current">Frankreich</name>
                            <name type="historical">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_909" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-01-22"/>
                    <persName>Gemmill, James F.</persName>
                    <placeName ref="https://www.geonames.org/2648579">
                        <settlement type="city">Glasgow</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_910" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-09"/>
                    <persName>Singer, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_911" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_912" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-20"/>
                    <persName>Kämmerer, G.</persName>
                    <placeName ref="https://www.geonames.org/2861650">
                        <settlement type="city">Nürnberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_913" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-03"/>
                    <persName ref="http://d-nb.info/gnd/1360831657">Bursche, Heinrich Emil Julius</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_914" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-03-12"/>
                    <persName ref="http://d-nb.info/gnd/104123966">Gelzer, Heinrich Karl Guido</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_915" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-03-19"/>
                    <persName ref="http://d-nb.info/gnd/104123966">Gelzer, Heinrich Karl Guido</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_916" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-07-21"/>
                    <persName ref="http://d-nb.info/gnd/104123966">Gelzer, Heinrich Karl Guido</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_917" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-07-26"/>
                    <persName ref="http://d-nb.info/gnd/104123966">Gelzer, Heinrich Karl Guido</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_918" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-08-04"/>
                    <persName ref="http://d-nb.info/gnd/104123966">Gelzer, Heinrich Karl Guido</persName>
                    <placeName>
                        <settlement type="city">Elgersburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_919" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-04"/>
                    <persName ref="http://d-nb.info/gnd/104123966">Gelzer, Heinrich Karl Guido</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_920" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-10-25"/>
                    <persName ref="http://d-nb.info/gnd/104123966">Gelzer, Heinrich Karl Guido</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_921" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-12-07"/>
                    <persName ref="http://d-nb.info/gnd/1025659996">Geist, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_922" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-12-23"/>
                    <persName ref="http://d-nb.info/gnd/1025659996">Geist, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_923" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-03-27"/>
                    <persName ref="http://d-nb.info/gnd/1025659996">Geist, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_924" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-09-05"/>
                    <persName ref="http://d-nb.info/gnd/1025659996">Geist, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_925" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-11-04"/>
                    <persName ref="http://d-nb.info/gnd/1025659996">Geist, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_926" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-11-22"/>
                    <persName ref="http://d-nb.info/gnd/1025659996">Geist, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_927" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-01-09"/>
                    <persName ref="http://d-nb.info/gnd/1025659996">Geist, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_928" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-10-12"/>
                    <persName ref="http://d-nb.info/gnd/1025659996">Geist, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_929" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-12-08"/>
                    <persName ref="http://d-nb.info/gnd/1025659996">Geist, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_930" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-01-09"/>
                    <persName ref="http://d-nb.info/gnd/1025659996">Geist, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_931" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-07-19"/>
                    <persName ref="http://d-nb.info/gnd/1025659996">Geist, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_932" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-03-08"/>
                    <persName ref="http://d-nb.info/gnd/116499737">Geinitz, Hanns Bruno</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_933" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-11-29"/>
                    <persName ref="http://d-nb.info/gnd/116499737">Geinitz, Hanns Bruno</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_934" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-12-04"/>
                    <persName ref="http://d-nb.info/gnd/116499737">Geinitz, Hanns Bruno</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_935" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-12-14"/>
                    <persName ref="http://d-nb.info/gnd/116499737">Geinitz, Hanns Bruno</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_936" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-01-03"/>
                    <persName ref="http://d-nb.info/gnd/116499737">Geinitz, Hanns Bruno</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_937" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-02-19"/>
                    <persName ref="http://d-nb.info/gnd/116499737">Geinitz, Hanns Bruno</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_938" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-06-02"/>
                    <persName>Geismar, Adolph</persName>
                    <placeName>
                        <settlement type="city">St. Johnland</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_939" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-04-18"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2957773">
                        <settlement type="city">Altenburg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_940" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-09-19"/>
                    <persName ref="http://d-nb.info/gnd/11903719X">Geiger, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_941" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-04-19"/>
                    <persName ref="http://d-nb.info/gnd/11903719X">Geiger, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_942" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-07-26"/>
                    <persName ref="http://d-nb.info/gnd/11903719X">Geiger, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_943" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-03-04"/>
                    <persName ref="http://d-nb.info/gnd/11903719X">Geiger, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_944" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName>Gehre, F.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_945" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-23"/>
                    <persName>Gehrmann, C.</persName>
                    <placeName>
                        <settlement type="city">Glen Ridge</settlement>
                        <country>
                            <name key="USA" type="current">New Jersey</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_946" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName ref="http://d-nb.info/gnd/118689967">Geheeb, Paul</persName>
                    <placeName>
                        <settlement type="city">Oberhambach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_947" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-09-18"/>
                    <persName ref="http://d-nb.info/gnd/118689967">Geheeb, Paul</persName>
                    <placeName>
                        <settlement type="city">Haubinda</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_948" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-12-05"/>
                    <persName ref="http://d-nb.info/gnd/118689967">Geheeb, Paul</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_949" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-11-11"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName>
                        <settlement type="city">Geisa</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_950" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-11-20"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName>
                        <settlement type="city">Geisa</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_951" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-01-08"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName>
                        <settlement type="city">Geisa</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_952" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-01-12"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName>
                        <settlement type="city">Geisa</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_953" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-12-31"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName>
                        <settlement type="city">Geisa</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_954" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-05-08"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_955" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-07-26"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_956" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-15"/>
                    <persName>Anonym</persName>
                    <placeName ref="https://www.geonames.org/2911296">
                        <settlement type="city">Altona</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_957" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-09-09"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_958" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-11-14"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_959" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-12-19"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_960" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-12-20"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_961" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-01-09"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_962" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-02-10"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_963" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-02-25"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_964" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-07-31"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_965" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-10-02"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_966" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-10-06"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_967" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-03-25"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_968" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-06-06"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_969" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-10-19"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_970" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-10-20"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/119239353">Meyer, Hans</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_971" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-05-02"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/119239353">Meyer, Hans</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_972" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-05-02"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_973" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-08"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_974" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-12"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_975" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-29"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_976" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-07-06"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_977" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-17"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_978" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-03-11"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_979" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-05-03"/>
                    <persName ref="http://d-nb.info/gnd/129273503">Geheeb, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country/>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_980" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-12"/>
                    <persName>Geheeb-Belart, Emmy (Emilie)</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_981" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-04-02"/>
                    <persName>Geheeb-Belart, Emmy (Emilie)</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_982" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-07-18"/>
                    <persName ref="http://d-nb.info/gnd/118716638">Geddes, Patrick</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_983" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-02-02"/>
                    <persName ref="http://d-nb.info/gnd/118716638">Geddes, Patrick</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_984" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-09-04"/>
                    <persName ref="http://d-nb.info/gnd/118716638">Geddes, Patrick</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_985" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-08-18"/>
                    <persName ref="http://d-nb.info/gnd/118716638">Geddes, Patrick</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_986" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-10-27"/>
                    <persName ref="http://d-nb.info/gnd/118716638">Geddes, Patrick</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_987" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-02"/>
                    <persName ref="http://d-nb.info/gnd/118716638">Geddes, Patrick</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_988" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-01-20"/>
                    <persName ref="http://d-nb.info/gnd/118716638">Geddes, Patrick</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_989" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-05-19"/>
                    <persName ref="http://d-nb.info/gnd/118716638">Geddes, Patrick</persName>
                    <placeName ref="https://www.geonames.org/2650752">
                        <settlement type="city">Dundee</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_990" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1912.10.??</date>
                    <persName>Geest, W.</persName>
                    <placeName>
                        <settlement type="city">Johannisthal</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_991" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1919.06.??</date>
                    <persName>Geffcken, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_992" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-07-25"/>
                    <persName>Geffcken, Heinrich</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_993" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-01-14"/>
                    <persName>Gedanrig, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2904804">
                        <settlement type="city">Hildburghausen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_994" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-05-04"/>
                    <persName>Gebhardt, M.</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_995" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-11-25"/>
                    <persName>Gebhardt, Walter</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_996" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-10-24"/>
                    <persName>Gebauer, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2894884">
                        <settlement type="city">Joachimsthal</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_997" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-01-01"/>
                    <persName>Gebauer, Marie Pauline</persName>
                    <placeName>
                        <settlement type="city">Gommern</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_998" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1904.09.??</date>
                    <persName>Gebauer, Martha</persName>
                    <placeName ref="https://www.geonames.org/2911665">
                        <settlement type="city">Halberstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_999" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-12-25"/>
                    <persName>Gebauer, Richard</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1000" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-10-30"/>
                    <persName ref="http://d-nb.info/gnd/11646741X">Gaupp, Ernst</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1001" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-11-02"/>
                    <persName ref="http://d-nb.info/gnd/11646741X">Gaupp, Ernst</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1002" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-12-07"/>
                    <persName ref="http://d-nb.info/gnd/11646741X">Gaupp, Ernst</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1003" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-05-21"/>
                    <persName ref="http://d-nb.info/gnd/11646741X">Gaupp, Ernst</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1004" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-29"/>
                    <persName>Gaupp-Wagener, Eberhard</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1005" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-01-25"/>
                    <persName>Gaul, Adolf</persName>
                    <placeName>
                        <settlement type="city">Gnoyen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1006" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-02-14"/>
                    <persName>Gaul, Adolf</persName>
                    <placeName>
                        <settlement type="city">Gnoyen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1007" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-02-27"/>
                    <persName>Gaul, Adolf</persName>
                    <placeName>
                        <settlement type="city">Gnoyen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1008" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-03-09"/>
                    <persName>Gaul, Adolf</persName>
                    <placeName>
                        <settlement type="city">Gnoyen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1009" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-06-19"/>
                    <persName>Gaul, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1010" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-08-29"/>
                    <persName>Gaul, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1011" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-05-16"/>
                    <persName>Gaugengigl, Ignaz</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1012" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-07-23"/>
                    <persName>Gaugengigl, Ignaz</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1013" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-08-19"/>
                    <persName>Gaugengigl, Ignaz</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1014" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-09"/>
                    <persName>Gath, Peter</persName>
                    <placeName>
                        <settlement type="city">Ehrenbreitstein</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1015" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-10"/>
                    <persName>Gestro, Raffaello</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1016" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-01-19"/>
                    <persName>Gestro, Raffaello</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1017" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Gestro, Raffaello</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name type="current">Italien</name>
                            <name type="historical">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1018" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-12-11"/>
                    <persName>Gassert, Martin</persName>
                    <placeName>
                        <settlement type="city">Asbach</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1019" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1859-09-10"/>
                    <persName ref="http://d-nb.info/gnd/116931086">Gussone, Giovanni</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/116800763">Martens, Georg Matthias von</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1020" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-01-16"/>
                    <persName>Gasch, Arthur</persName>
                    <placeName>
                        <settlement type="city">Sanct Ludwig</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1021" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-04-10"/>
                    <persName ref="http://d-nb.info/gnd/117675466">Gasco, Francesco</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1022" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-05-04"/>
                    <persName ref="http://d-nb.info/gnd/117675466">Gasco, Francesco</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1023" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-06-10"/>
                    <persName ref="http://d-nb.info/gnd/117675466">Gasco, Francesco</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1024" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-06-13"/>
                    <persName ref="http://d-nb.info/gnd/117675466">Gasco, Francesco</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1025" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-10-23"/>
                    <persName ref="http://d-nb.info/gnd/117675466">Gasco, Francesco</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1026" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-10-15"/>
                    <persName>Gasco, Maria</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1027" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-09-12"/>
                    <persName>Gasco, Maria</persName>
                    <placeName>
                        <settlement type="city">Borgofranco</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1028" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-09-27"/>
                    <persName>Keil, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1029" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-09-03"/>
                    <persName>Keil, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1030" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-06"/>
                    <persName>Tischler, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1031" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-05-07"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1032" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-04"/>
                    <persName>Tischler, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1033" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-08-10"/>
                    <persName>Garvens, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2910831">
                        <settlement type="city">Hannover</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1034" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1903.02.??</date>
                    <persName>Gargantini, Cesare</persName>
                    <placeName ref="https://www.geonames.org/3173435">
                        <settlement type="city">Mailand (Milano)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1035" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-02-16"/>
                    <persName>Garnault, Paul</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1036" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-03-14"/>
                    <persName>Garnault, Paul</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1037" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1902.04.??</date>
                    <persName>Garnault, Paul</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1038" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-11-25"/>
                    <persName>Garrido, Ramirez</persName>
                    <placeName>
                        <settlement type="city">Mexico</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1039" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-07-06"/>
                    <persName>Garai, Hermine</persName>
                    <placeName ref="https://www.geonames.org/2929670">
                        <settlement type="city">Erfurt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1040" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-09-29"/>
                    <persName>Garai, Hermine</persName>
                    <placeName ref="https://www.geonames.org/2929670">
                        <settlement type="city">Erfurt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1041" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-11-19"/>
                    <persName>Garancher, D.</persName>
                    <placeName>
                        <settlement type="city">Landelles</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1042" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-12-16"/>
                    <persName>Ganser, Anton</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1043" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1905.05.??</date>
                    <persName ref="http://d-nb.info/gnd/118809024">Gansberg, Fritz</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1044" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-11-05"/>
                    <persName>Ganz, Alexander</persName>
                    <placeName>
                        <settlement type="city">Burg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1045" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-01-09"/>
                    <persName>Ganz, Olga</persName>
                    <placeName ref="https://www.geonames.org/2874225">
                        <settlement type="city">Mainz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1046" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1850.??.?? [lt. EH]</date>
                    <persName ref="http://d-nb.info/gnd/116411074">Gandtner, Otto</persName>
                    <placeName>
                        <settlement type="city">[Greifswald?]</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1047" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1862-10-18"/>
                    <persName ref="http://d-nb.info/gnd/116411074">Gandtner, Otto</persName>
                    <placeName ref="https://www.geonames.org/2871039">
                        <settlement type="city">Minden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1048" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1864.??.??</date>
                    <persName ref="http://d-nb.info/gnd/116411074">Gandtner, Otto</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1049" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-04-25"/>
                    <persName ref="http://d-nb.info/gnd/116411074">Gandtner, Otto</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1050" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-02-26"/>
                    <persName ref="http://d-nb.info/gnd/116411074">Gandtner, Otto</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1051" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-12-10"/>
                    <persName ref="http://d-nb.info/gnd/116411074">Gandtner, Otto</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1052" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116411074">Gandtner, Otto</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1053" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-12-07"/>
                    <persName ref="http://d-nb.info/gnd/116411074">Gandtner, Otto</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1054" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Gandtner, Marie</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1055" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-07-27"/>
                    <persName>Gallus, Franz</persName>
                    <placeName ref="https://www.geonames.org/3064066">
                        <settlement type="city">Strzebowitz</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1056" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-11-09"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1057" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-12-04"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1058" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-12-16"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1059" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-02-19"/>
                    <persName ref="http://d-nb.info/gnd/1024592251">Galli, Gottfried</persName>
                    <placeName ref="https://www.geonames.org/2507480">
                        <settlement type="city">Algier</settlement>
                        <country>
                            <name key="DZA" type="current">Algerien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1060" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-03-17"/>
                    <persName ref="http://d-nb.info/gnd/1024592251">Galli, Gottfried</persName>
                    <placeName ref="https://www.geonames.org/2507480">
                        <settlement type="city">Algier</settlement>
                        <country>
                            <name key="DZA" type="current">Algerien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1061" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-05-29"/>
                    <persName ref="http://d-nb.info/gnd/1024592251">Galli, Gottfried</persName>
                    <placeName ref="https://www.geonames.org/2507480">
                        <settlement type="city">Algier</settlement>
                        <country>
                            <name key="DZA" type="current">Algerien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1062" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-07-07"/>
                    <persName ref="http://d-nb.info/gnd/1024592251">Galli, Gottfried</persName>
                    <placeName ref="https://www.geonames.org/2507480">
                        <settlement type="city">Algier</settlement>
                        <country>
                            <name key="DZA" type="current">Algerien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1063" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-12-01"/>
                    <persName ref="http://d-nb.info/gnd/1024592251">Galli, Gottfried</persName>
                    <placeName ref="https://www.geonames.org/2507480">
                        <settlement type="city">Algier</settlement>
                        <country>
                            <name key="DZA" type="current">Algerien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1064" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-27"/>
                    <persName>Galli, Melanie</persName>
                    <placeName ref="https://www.geonames.org/2507480">
                        <settlement type="city">Algier</settlement>
                        <country>
                            <name key="DZA" type="current">Algerien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1065" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-04-15"/>
                    <persName ref="http://d-nb.info/gnd/1024592251">Galli, Gottfried</persName>
                    <placeName ref="https://www.geonames.org/2507480">
                        <settlement type="city">Algier</settlement>
                        <country>
                            <name key="DZA" type="current">Algerien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1066" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-05-02"/>
                    <persName>Galli, Melanie</persName>
                    <placeName ref="https://www.geonames.org/2507480">
                        <settlement type="city">Algier</settlement>
                        <country>
                            <name key="DZA" type="current">Algerien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1067" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-07-16"/>
                    <persName>Galli, Melanie</persName>
                    <placeName>
                        <settlement type="city">Sassnitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1068" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-12-11"/>
                    <persName ref="http://d-nb.info/gnd/1024592251">Galli, Gottfried</persName>
                    <placeName ref="https://www.geonames.org/2507480">
                        <settlement type="city">Algier</settlement>
                        <country>
                            <name key="DZA" type="current">Algerien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1069" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-07-03"/>
                    <persName>Galli, Melanie</persName>
                    <placeName ref="https://www.geonames.org/2507480">
                        <settlement type="city">Algier</settlement>
                        <country>
                            <name key="DZA" type="current">Algerien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1070" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-07-28"/>
                    <persName ref="http://d-nb.info/gnd/1024592251">Galli, Gottfried</persName>
                    <placeName>
                        <settlement type="city">Sassnitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1071" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-12-12"/>
                    <persName>Galli, Melanie</persName>
                    <placeName ref="https://www.geonames.org/2507480">
                        <settlement type="city">Algier</settlement>
                        <country>
                            <name key="DZA" type="current">Algerien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1072" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-02-22"/>
                    <persName>Galli, Melanie</persName>
                    <placeName ref="https://www.geonames.org/311046">
                        <settlement type="city">Smyrna (Izmir)</settlement>
                        <country>
                            <name key="TUR" type="current">Türkei</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1073" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-10-05"/>
                    <persName>Galli, Melanie</persName>
                    <placeName ref="https://www.geonames.org/3176959">
                        <settlement type="city">Florenz (Firenze)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1074" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-06-23"/>
                    <persName>Galli, Melanie</persName>
                    <placeName ref="https://www.geonames.org/311046">
                        <settlement type="city">Smyrna (Izmir)</settlement>
                        <country>
                            <name key="TUR" type="current">Türkei</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1075" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-12-20"/>
                    <persName>Galli, Melanie</persName>
                    <placeName ref="https://www.geonames.org/311046">
                        <settlement type="city">Smyrna (Izmir)</settlement>
                        <country>
                            <name key="TUR" type="current">Türkei</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1076" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-01-22"/>
                    <persName>Galli, Melanie</persName>
                    <placeName ref="https://www.geonames.org/311046">
                        <settlement type="city">Smyrna (Izmir)</settlement>
                        <country>
                            <name key="TUR" type="current">Türkei</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1077" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-08-29"/>
                    <persName>Galli, Melanie</persName>
                    <placeName ref="https://www.geonames.org/2658822">
                        <settlement type="city">St. Gallen</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1078" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-22"/>
                    <persName ref="http://d-nb.info/gnd/1024592251">Galli, Gottfried</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1079" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-22"/>
                    <persName>Galli, Melanie</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1080" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-25"/>
                    <persName ref="http://d-nb.info/gnd/1024592251">Galli, Gottfried</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1081" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-21"/>
                    <persName ref="http://d-nb.info/gnd/1024592251">Galli, Gottfried</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1082" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-12-27"/>
                    <persName ref="http://d-nb.info/gnd/1024592251">Galli, Gottfried</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1083" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-09-28"/>
                    <persName>Gallenkamp, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1084" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.02.15</date>
                    <persName>Gellendinn, Walter</persName>
                    <placeName ref="https://www.geonames.org/2950073">
                        <settlement type="city">Bernburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1085" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-03-21"/>
                    <persName>Galeotti, Gino</persName>
                    <placeName ref="https://www.geonames.org/3176959">
                        <settlement type="city">Florenz (Firenze)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1086" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-12-14"/>
                    <persName>Galiment, Henri</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1087" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Gallardo, M.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1088" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-09-12"/>
                    <persName>Gaidetzka, Reinhard</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1089" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-03-14"/>
                    <persName>Gaillard, Alice</persName>
                    <placeName ref="https://www.geonames.org/2836788">
                        <settlement type="city">Berlin-Schöneberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1090" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-20"/>
                    <persName>Gaiser, Samuel Wood</persName>
                    <placeName>
                        <settlement type="city">Guilford</settlement>
                        <country>
                            <name key="USA" type="current">North Carolina</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1091" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-08-03"/>
                    <persName>Gärtner, N.N.</persName>
                    <placeName>
                        <settlement type="city">Geldern</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1092" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-04-02"/>
                    <persName ref="http://d-nb.info/gnd/116269103">Gärtner, August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1093" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-01-12"/>
                    <persName>Gaertner, Fritz</persName>
                    <placeName>
                        <settlement type="city">Brandenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1094" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-02-15"/>
                    <persName>Gaertner, Fritz</persName>
                    <placeName>
                        <settlement type="city">Brandenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1095" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-06-13"/>
                    <persName>Garbini, Adriano</persName>
                    <placeName ref="https://www.geonames.org/3164527">
                        <settlement type="city">Verona</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1096" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-07-10"/>
                    <persName>Garbini, Adriano</persName>
                    <placeName ref="https://www.geonames.org/3164527">
                        <settlement type="city">Verona</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1097" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-07"/>
                    <persName>Garcia, Marcos</persName>
                    <placeName>
                        <settlement type="city">Habana</settlement>
                        <country>
                            <name key="CUB" type="current">Kuba</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1098" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-11-04"/>
                    <persName>Garcia, Marcos</persName>
                    <placeName>
                        <settlement type="city">Habana</settlement>
                        <country>
                            <name key="CUB" type="current">Kuba</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1099" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-06-27"/>
                    <persName>Garcia, Marcos</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1100" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-08-04"/>
                    <persName>Garcia, Marcos</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1101" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-12-28"/>
                    <persName ref="http://d-nb.info/gnd/130793620">Gareis, Anton</persName>
                    <placeName ref="https://www.geonames.org/3192224">
                        <settlement type="city">Pola</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1102" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-01-05"/>
                    <persName ref="http://d-nb.info/gnd/130793620">Gareis, Anton</persName>
                    <placeName ref="https://www.geonames.org/3192224">
                        <settlement type="city">Pola</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1103" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName ref="http://d-nb.info/gnd/130793620">Gareis, Anton</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1104" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-03-05"/>
                    <persName>Gänge, Maria</persName>
                    <placeName ref="https://www.geonames.org/2864005">
                        <settlement type="city">Neustrelitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1105" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Gaffron, Eduard</persName>
                    <placeName ref="https://www.geonames.org/2839027">
                        <settlement type="city">Schlachtensee (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1106" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-05-31"/>
                    <persName>Gagliardi, A.</persName>
                    <placeName>
                        <settlement type="city">Pioraco</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1107" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-11-15"/>
                    <persName ref="http://d-nb.info/gnd/116329238">Gaedechens, Rudolph</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1108" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-02-13"/>
                    <persName ref="http://d-nb.info/gnd/116329238">Gaedechens, Rudolph</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1109" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-13"/>
                    <persName ref="http://d-nb.info/gnd/116329238">Gaedechens, Rudolph</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1110" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-10-09"/>
                    <persName ref="http://d-nb.info/gnd/116329238">Gaedechens, Rudolph</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1111" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-09-03"/>
                    <persName ref="http://d-nb.info/gnd/116332972">Gaedertz, Karl Theodor</persName>
                    <placeName ref="https://www.geonames.org/2875601">
                        <settlement type="city">Lübeck</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1112" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-06-27"/>
                    <persName ref="http://d-nb.info/gnd/116332972">Gaedertz, Karl Theodor</persName>
                    <placeName ref="https://www.geonames.org/2917788">
                        <settlement type="city">Greifswald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1113" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-06"/>
                    <persName ref="http://d-nb.info/gnd/116332972">Gaedertz, Karl Theodor</persName>
                    <placeName ref="https://www.geonames.org/2917788">
                        <settlement type="city">Greifswald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1114" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-06-11"/>
                    <persName ref="http://d-nb.info/gnd/116328851">Gadow, Hans</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1115" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-01-31"/>
                    <persName ref="http://d-nb.info/gnd/116328851">Gadow, Hans</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1116" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-06-22"/>
                    <persName ref="http://d-nb.info/gnd/116328851">Gadow, Hans</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1117" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-09-10"/>
                    <persName ref="http://d-nb.info/gnd/116328851">Gadow, Hans</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1118" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-11-04"/>
                    <persName ref="http://d-nb.info/gnd/116328851">Gadow, Hans</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1119" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-11-23"/>
                    <persName ref="http://d-nb.info/gnd/116328851">Gadow, Hans</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1120" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-04-15"/>
                    <persName ref="http://d-nb.info/gnd/116328851">Gadow, Hans</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1121" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-11-02"/>
                    <persName ref="http://d-nb.info/gnd/116328851">Gadow, Hans</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1122" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-01-23"/>
                    <persName ref="http://d-nb.info/gnd/116328851">Gadow, Hans</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1123" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-24"/>
                    <persName ref="http://d-nb.info/gnd/116328851">Gadow, Hans</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1124" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-03-03"/>
                    <persName ref="http://d-nb.info/gnd/116328851">Gadow, Hans</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1125" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-01-17"/>
                    <persName ref="http://d-nb.info/gnd/116328851">Gadow, Hans</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1126" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-03-06"/>
                    <persName ref="http://d-nb.info/gnd/116328851">Gadow, Hans</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1127" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-04-19"/>
                    <persName>Gadow, Maud</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1128" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-06-21"/>
                    <persName>Gadeau de Kerville, Henry</persName>
                    <placeName ref="https://www.geonames.org/2982652">
                        <settlement type="city">Rouen</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1129" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-17"/>
                    <persName>Gadeau de Kerville, Henry</persName>
                    <placeName ref="https://www.geonames.org/2982652">
                        <settlement type="city">Rouen</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1130" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-05-20"/>
                    <persName>Gadeau de Kerville, Henry</persName>
                    <placeName ref="https://www.geonames.org/2982652">
                        <settlement type="city">Rouen</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1131" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-11-22"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1132" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-11-30"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1133" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-04-12"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1134" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-17"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1135" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1911.??.??</date>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1136" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-12"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1137" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-11-30"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1138" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-04"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1139" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-08"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1140" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-10"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1141" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-11"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1142" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-13"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1143" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-17"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1144" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-18"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1145" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-19"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1146" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-21"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1147" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-22"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1148" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-24"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1149" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-25"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1150" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-27"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1151" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-28"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1152" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-29"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1153" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-31"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1154" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-04"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1155" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-04"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1156" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-05"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1157" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-05"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1158" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-05"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1159" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-05"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1160" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-06"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1161" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-06"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1162" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-06"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1163" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-06"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1164" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-06"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1165" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-07"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1166" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-07"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1167" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-08"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1168" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-03-03"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1169" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-12-10"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1170" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-08"/>
                    <persName>Gabriel, Gábor Raimund</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1171" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-05"/>
                    <persName>Gaberszig, Hans</persName>
                    <placeName ref="https://www.geonames.org/3068927">
                        <settlement type="city">Troppau</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1172" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-16"/>
                    <persName>Gaberszig, Hans</persName>
                    <placeName ref="https://www.geonames.org/3068927">
                        <settlement type="city">Troppau</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1173" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-22"/>
                    <persName>Gaberszig, Hans</persName>
                    <placeName ref="https://www.geonames.org/3068927">
                        <settlement type="city">Troppau</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1174" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-01-13"/>
                    <persName>Gabelentz-Linsingen, Albert von der</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1175" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-10-08"/>
                    <persName ref="http://d-nb.info/gnd/116325259">Gabelentz-Linsingen, Hans Albrecht von der</persName>
                    <placeName>
                        <settlement type="city">Wilhelmsthal</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1176" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-16"/>
                    <persName>Gabel, Reinhold</persName>
                    <placeName ref="https://www.geonames.org/3090436">
                        <settlement type="city">Neisse (Nysa)</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1177" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-09"/>
                    <persName>Gabel, Reinhold</persName>
                    <placeName ref="https://www.geonames.org/3090436">
                        <settlement type="city">Neisse (Nysa)</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1178" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-16"/>
                    <persName>Gabel, Reinhold</persName>
                    <placeName ref="https://www.geonames.org/3090436">
                        <settlement type="city">Neisse (Nysa)</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1179" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-16"/>
                    <persName>Gabel, Reinhold</persName>
                    <placeName ref="https://www.geonames.org/3090436">
                        <settlement type="city">Neisse (Nysa)</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1180" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-16"/>
                    <persName>Gabel, Reinhold</persName>
                    <placeName ref="https://www.geonames.org/3090436">
                        <settlement type="city">Neisse (Nysa)</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1181" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-16"/>
                    <persName>Gabel, Reinhold</persName>
                    <placeName ref="https://www.geonames.org/3090436">
                        <settlement type="city">Neisse (Nysa)</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1182" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-02-16"/>
                    <persName>Gabel, Reinhold</persName>
                    <placeName ref="https://www.geonames.org/3090436">
                        <settlement type="city">Neisse (Nysa)</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1183" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-16"/>
                    <persName>Gabel, Reinhold</persName>
                    <placeName ref="https://www.geonames.org/2804008">
                        <settlement type="city">Zittau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1184" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-12"/>
                    <persName>Fuszek, Auguste</persName>
                    <placeName ref="https://www.geonames.org/3054643">
                        <settlement type="city">Budapest</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1185" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-08"/>
                    <persName>Fuszek, Auguste</persName>
                    <placeName ref="https://www.geonames.org/3054643">
                        <settlement type="city">Budapest</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1186" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-12-28"/>
                    <persName>Fuszek, Auguste</persName>
                    <placeName ref="https://www.geonames.org/3054643">
                        <settlement type="city">Budapest</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1187" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName>Furreg, Herbert</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1188" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Furnemont, Leo</persName>
                    <placeName ref="https://www.geonames.org/2800866">
                        <settlement type="city">Brüssel</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1189" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-06-18"/>
                    <persName>Furnemont, Leo</persName>
                    <placeName ref="https://www.geonames.org/2800866">
                        <settlement type="city">Brüssel</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1190" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-08-03"/>
                    <persName>Furnemont, Leo</persName>
                    <placeName ref="https://www.geonames.org/2800866">
                        <settlement type="city">Brüssel</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1191" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-06-24"/>
                    <persName>Furnemont, Leo</persName>
                    <placeName ref="https://www.geonames.org/2800866">
                        <settlement type="city">Brüssel</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1192" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-08-01"/>
                    <persName>Furnemont, Leo</persName>
                    <placeName ref="https://www.geonames.org/2800866">
                        <settlement type="city">Brüssel</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1193" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-10-16"/>
                    <persName>Furnemont, Leo</persName>
                    <placeName ref="https://www.geonames.org/2800866">
                        <settlement type="city">Brüssel</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1194" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-07-02"/>
                    <persName>Furnemont, Leo</persName>
                    <placeName ref="https://www.geonames.org/2800866">
                        <settlement type="city">Brüssel</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1195" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Furnemont, Leo</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1196" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-08-08"/>
                    <persName>Funke, Paul</persName>
                    <placeName ref="https://www.geonames.org/2957773">
                        <settlement type="city">Altenburg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1197" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-26"/>
                    <persName>Funke, Th.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1198" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-19"/>
                    <persName>Funk, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1199" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-23"/>
                    <persName>Funk, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1200" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-14"/>
                    <persName>Funk, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1201" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Funk, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1202" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-06-16"/>
                    <persName>Funder, A. V. M.</persName>
                    <placeName ref="https://www.geonames.org/2808720">
                        <settlement type="city">Wilhelmshaven</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1203" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-05-14"/>
                    <persName>Fulpius, George</persName>
                    <placeName ref="https://www.geonames.org/2660646">
                        <settlement type="city">Genf</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1204" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-29"/>
                    <persName ref="http://d-nb.info/gnd/118840452">Fulda, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1205" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-04"/>
                    <persName ref="http://d-nb.info/gnd/118840452">Fulda, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1206" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-10-31"/>
                    <persName>Fuhrmann, Franz</persName>
                    <placeName>
                        <settlement type="city">Wullersdorf</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1207" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-10"/>
                    <persName>Fürth, Victor</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1208" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-15"/>
                    <persName>Fürstenau, Hans</persName>
                    <placeName ref="https://www.geonames.org/2940187">
                        <settlement type="city">Charlottenburg (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1209" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-15"/>
                    <persName>Fürstenau, Hans</persName>
                    <placeName ref="https://www.geonames.org/2940187">
                        <settlement type="city">Charlottenburg (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1210" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Fürstenau, Hans</persName>
                    <placeName ref="https://www.geonames.org/2940187">
                        <settlement type="city">Charlottenburg (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1211" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-11-04"/>
                    <persName>Fürstenberg, Landgraf von</persName>
                    <placeName>
                        <settlement type="city">Rechnitz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1212" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-15"/>
                    <persName ref="http://d-nb.info/gnd/117540129">Fürst, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1213" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-22"/>
                    <persName ref="http://d-nb.info/gnd/117540129">Fürst, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1214" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-27"/>
                    <persName ref="http://d-nb.info/gnd/117540129">Fürst, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1215" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-01-03"/>
                    <persName ref="http://d-nb.info/gnd/117540129">Fürst, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1216" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-10-14"/>
                    <persName>Fürst, O.</persName>
                    <placeName>
                        <settlement type="city">Neukölln</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1217" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-10-16"/>
                    <persName>Fürst, O.</persName>
                    <placeName>
                        <settlement type="city">Neukölln</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1218" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-07-27"/>
                    <persName>Fürbringer, O.</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1219" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-07-29"/>
                    <persName>Fürbringer, O.</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1220" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-05-16"/>
                    <persName>Fuchs, W.</persName>
                    <placeName>
                        <settlement type="city">Emmendingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1221" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-25"/>
                    <persName>Füchsel, Alma</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1222" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-04-19"/>
                    <persName>Füllenbach, Michael</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1223" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-03-11"/>
                    <persName>Fuchs, Richard</persName>
                    <placeName ref="https://www.geonames.org/3069007">
                        <settlement type="city">Bleistadt (Oloví)</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1224" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-11-22"/>
                    <persName>Fuchs, Richard</persName>
                    <placeName ref="https://www.geonames.org/3069007">
                        <settlement type="city">Bleistadt (Oloví)</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1225" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-09-15"/>
                    <persName>Fuchs, Richard</persName>
                    <placeName ref="https://www.geonames.org/3069007">
                        <settlement type="city">Bleistadt (Oloví)</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1226" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1915.??.??</date>
                    <persName>Fuchs, Richard</persName>
                    <placeName ref="https://www.geonames.org/3069007">
                        <settlement type="city">Bleistadt (Oloví)</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1227" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-12-31"/>
                    <persName>Fuchs, Richard</persName>
                    <placeName ref="https://www.geonames.org/3069007">
                        <settlement type="city">Bleistadt (Oloví)</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1228" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-12-28"/>
                    <persName>Fuchs, Richard</persName>
                    <placeName ref="https://www.geonames.org/3069007">
                        <settlement type="city">Bleistadt (Oloví)</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1229" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-11-02"/>
                    <persName>Fuchs, Richard</persName>
                    <placeName ref="https://www.geonames.org/3069007">
                        <settlement type="city">Bleistadt (Oloví)</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1230" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-09-10"/>
                    <persName>Fuchs, Richard</persName>
                    <placeName>
                        <settlement type="city">Olvenstedt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1231" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-01-07"/>
                    <persName>Fuchs, Richard</persName>
                    <placeName>
                        <settlement type="city">Olvenstedt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1232" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-10-30"/>
                    <persName>Fuchs, Sigmund</persName>
                    <placeName ref="https://www.geonames.org/3103402">
                        <settlement type="city">Bielitz (Bielsko-Biała)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1233" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-01-12"/>
                    <persName>Fuchs, Sigmund</persName>
                    <placeName ref="https://www.geonames.org/3103402">
                        <settlement type="city">Bielitz (Bielsko-Biała)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1234" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-01-03"/>
                    <persName ref="http://d-nb.info/gnd/117540056">Fuchs, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1235" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-12-31"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1236" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-04-21"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2873891">
                        <settlement type="city">Mannheim</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1237" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-08-04"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1238" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-09-09"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1239" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-09-13"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1240" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-06-04"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1241" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-01-05"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1242" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-03-09"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1243" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-06-19"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1244" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-08-05"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <persName>Fürbringer, Fanny</persName>
                    <placeName>
                        <settlement type="city">Zell am See</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1245" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-09-21"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1246" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-09-24"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1247" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-10-03"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1248" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-10-24"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1249" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-12-23"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1250" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-03"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1251" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-27"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1252" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-28"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1253" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-03-03"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1254" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-04-25"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1255" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-07-29"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1256" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-08-22"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1257" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-11-10"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1258" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-11-10"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1259" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-12-13"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1260" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-01-09"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1261" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-01-20"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1262" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-01-23"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1263" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-02-05"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1264" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-03-06"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1265" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-04-16"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1266" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-05-12"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1267" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-05-13"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1268" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-06-03"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <persName>Fürbringer, Fanny</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1269" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-07-07"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1270" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-07-19"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1271" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-07-22"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1272" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1892.07.??</date>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1273" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1892.07.??</date>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1274" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-12-14"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1275" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-01-29"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1276" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-03-12"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1277" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-05-06"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1278" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-06-09"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1279" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-07-01"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1280" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-07-19"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1281" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-08-04"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1282" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-11-22"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1283" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-11-28"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1284" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-21"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1285" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-22"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1286" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-04-13"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1287" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-05-21"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1288" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-08-03"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1289" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-08-03"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1290" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-08-06"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2658126">
                        <settlement type="city">Villars sur Ollon</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1291" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-08-12"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2658126">
                        <settlement type="city">Villars sur Ollon</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1292" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-09-25"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1293" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-11-15"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1294" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-01-05"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1295" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-02-16"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1296" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-03-13"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1297" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-03-20"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1298" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-03-26"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name type="current">Italien</name>
                            <name type="historical">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1299" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-05-04"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1300" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-12-10"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1301" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-10-16"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1302" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-12-19"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1303" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-10-02"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1304" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-12-01"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1305" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-02-12"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1306" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-03-02"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1307" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-07-17"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1308" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-07-23"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1309" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-09-27"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1310" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-09-29"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1311" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-10-10"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1312" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-03-24"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName>
                        <settlement type="city">Santa Margherita</settlement>
                        <country>
                            <name type="current">Italien</name>
                            <name type="historical">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1313" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-06-29"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1314" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-06-11"/>
                    <persName>Fürbringer, Fanny</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1315" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-07-18"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1316" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-07-21"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1317" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-09-09"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2860282">
                        <settlement type="city">Oberhof</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1318" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-10-08"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <persName>Fürbringer, Fanny</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2953504">
                        <settlement type="city">Baden-Baden</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1319" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-01-24"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1320" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-05-09"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1321" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-05-17"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1322" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-07-09"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1323" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-09-10"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2953509">
                        <settlement type="city">Bad Elster</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3038334">
                        <settlement type="city">Ajaccio</settlement>
                        <country>
                            <name type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1324" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-09-25"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1325" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-10-14"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1326" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-01-06"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1327" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-02-02"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1328" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-03-16"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1329" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-03-29"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1330" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-04-08"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1331" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-08-01"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <persName>Fürbringer, Fanny</persName>
                    <placeName ref="https://www.geonames.org/2861650">
                        <settlement type="city">Nürnberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1332" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-08-15"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName>
                        <settlement type="city">Klosters</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1333" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-08-18"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2661604">
                        <settlement type="city">Basel</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1334" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-08-25"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <persName>Fürbringer, Fanny</persName>
                    <placeName>
                        <settlement type="city">Klosters</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1335" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-12-04"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1336" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-12-31"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1337" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-02-10"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1338" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-03-22"/>
                    <persName>Fürbringer, Fanny</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118824015">Haeckel, Agnes Therese Louise Caroline</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1339" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-04-26"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1340" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-05-13"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1341" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-05-25"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1342" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-05-31"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2957834">
                        <settlement type="city">Altenberg</settlement>
                        <country>
                            <name type="current">Frankreich</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1343" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-06-10"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1344" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-06-09"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1345" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-06-11"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1346" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-06-19"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1347" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-06-23"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1348" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-07-08"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1349" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-08-21"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2659172">
                        <settlement type="city">Pontresina</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1350" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-09-13"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1351" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-11-10"/>
                    <persName>Fürbringer, Fanny</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1352" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-11-17"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1353" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-12-08"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1354" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-12-22"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Duetsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1355" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-12-25"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1356" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-02-21"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1357" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-07-09"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1358" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-08-28"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2890328">
                        <settlement type="city">Kirchzarten</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1359" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-10-15"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1360" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-11-23"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1361" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-11-30"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1362" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-03-13"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName>
                        <settlement type="city">Constantine</settlement>
                        <country>
                            <name type="current">Algerien</name>
                            <name type="historical">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1363" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-03-14"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName>
                        <settlement type="city">Constantine</settlement>
                        <country>
                            <name type="current">Algerien</name>
                            <name type="historical">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1364" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-04-23"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1365" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-08-26"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2659172">
                        <settlement type="city">Pontresina</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1366" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-09-15"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1367" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-09-29"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1368" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-12-15"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1369" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1370" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-03-22"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1371" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-04-20"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1372" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-05-23"/>
                    <persName>Fürbringer, Fanny</persName>
                    <placeName>
                        <settlement type="city">Fridau</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1373" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-08-20"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2659172">
                        <settlement type="city">Pontresina</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1374" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-16"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1375" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-11-18"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1376" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-02"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1377" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-09-20"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1378" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-22"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1379" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-11"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1380" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-03-08"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1381" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-04-20"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1382" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-02"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1383" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-12-29"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1384" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-07-23"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1385" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-07-30"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1386" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-10-15"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1387" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-06-03"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1388" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-07-26"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1389" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-08-01"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName>
                        <settlement type="city">Bergün</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1390" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-20"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1391" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-04-11"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/3176959">
                        <settlement type="city">Florenz (Firenze)</settlement>
                        <country>
                            <name type="current">Italien</name>
                            <name type="historical">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1392" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-27"/>
                    <persName>Fürbringer, Fanny</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1393" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-07-03"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1394" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-09-24"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1395" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-12-15"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1396" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-05-01"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1397" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-05-27"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <persName>Fürbringer, Fanny</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1398" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-07-21"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName>
                        <settlement type="city">Wengen</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1399" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-17"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1400" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-11-26"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1401" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-05-04"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1402" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-12-25"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1403" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1916.02.??</date>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1404" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-05-18"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1405" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-06-10"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1406" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-08-10"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2659172">
                        <settlement type="city">Pontresina</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1407" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-10-21"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1408" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-11-10"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1409" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-12-29"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1410" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-08"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <persName>Fürbringer, Fanny</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1411" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-01-04"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1412" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-04-11"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1413" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-06-03"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <persName>Fürbringer, Fanny</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1414" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-01-15"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1415" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-16"/>
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1416" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-02-07"/>
                    <persName ref="http://d-nb.info/gnd/116845864">Fürbringer, Paul Walther</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1417" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-18"/>
                    <persName ref="http://d-nb.info/gnd/116845864">Fürbringer, Paul Walther</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/11684583X">Fürbringer, Max</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1418" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-25"/>
                    <persName ref="http://d-nb.info/gnd/116845864">Fürbringer, Paul Walther</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1419" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-07-24"/>
                    <persName ref="http://d-nb.info/gnd/116845864">Fürbringer, Paul Walther</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1420" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-02"/>
                    <persName ref="http://d-nb.info/gnd/116845864">Fürbringer, Paul Walther</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1421" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-06-02"/>
                    <persName ref="http://d-nb.info/gnd/116845864">Fürbringer, Paul Walther</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1422" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116845864">Fürbringer, Paul Walther</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1423" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-04-30"/>
                    <persName ref="http://d-nb.info/gnd/116845864">Fürbringer, Paul Walther</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1424" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-07"/>
                    <persName ref="http://d-nb.info/gnd/116845864">Fürbringer, Paul Walther</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1425" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-10-05"/>
                    <persName ref="http://d-nb.info/gnd/116845864">Fürbringer, Paul Walther</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1426" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-04-26"/>
                    <persName ref="http://d-nb.info/gnd/116845864">Fürbringer, Paul Walther</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1427" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-07"/>
                    <persName ref="http://d-nb.info/gnd/116845864">Fürbringer, Paul Walther</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1428" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116845864">Fürbringer, Paul Walther</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1429" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-03-05"/>
                    <persName ref="http://d-nb.info/gnd/116845864">Fürbringer, Paul Walther</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1430" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Fuchs, H. L.</persName>
                    <placeName>
                        <settlement type="city">Bad Schandau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1431" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-09-06"/>
                    <persName>Fuchs, H. L.</persName>
                    <placeName>
                        <settlement type="city">Marusch</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1432" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Fuchs, Josef</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1433" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-06-20"/>
                    <persName>Fuchs, Josef</persName>
                    <placeName ref="https://www.geonames.org/2853292">
                        <settlement type="city">Plauen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1434" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Fuchs, Julius von</persName>
                    <placeName>
                        <settlement type="city">St. Pölten</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1435" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-07-13"/>
                    <persName>Fuchs, F.</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1436" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-01-10"/>
                    <persName>Fuchs, Fr.</persName>
                    <placeName ref="https://www.geonames.org/2886242">
                        <settlement type="city">Köln</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1437" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-09-16"/>
                    <persName>Fuchs, Gottlob Constantin Hermann Gustav Moritz Theodor</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1438" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-11-19"/>
                    <persName>Fuchs, Gottlob Constantin Hermann Gustav Moritz Theodor</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1439" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-12-21"/>
                    <persName>Fuchs, Gottlob Constantin Hermann Gustav Moritz Theodor</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1440" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-16"/>
                    <persName>Fuchs, Gottlob Constantin Hermann Gustav Moritz Theodor</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1441" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-01"/>
                    <persName>Fromme, Hermann</persName>
                    <placeName>
                        <settlement type="city">Bleicherode</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1442" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-07-03"/>
                    <persName>Frost, Walter</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1443" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-01-17"/>
                    <persName>Frommann, Karl Friedrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1444" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-14"/>
                    <persName ref="http://d-nb.info/gnd/1197287078">Klostermann, Eckard Julius</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1445" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-11-25"/>
                    <persName>Buss, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1446" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-18"/>
                    <persName>Pohle, Eduard Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3169602">
                        <settlement type="city">Rapallo</settlement>
                        <country>
                            <name type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1447" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-08-25"/>
                    <persName>Fröhlich, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1448" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1449" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-07-01"/>
                    <persName>Fromentin, A.</persName>
                    <placeName>
                        <settlement type="city">Choisy-le-Roi</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1450" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Fromentin, A.</persName>
                    <placeName>
                        <settlement type="city">Choisy-le-Roi</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1451" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-12-05"/>
                    <persName>Fromer, Hilmar</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1452" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-06-06"/>
                    <persName>Frohberg, Paul</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1453" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-09-15"/>
                    <persName>Frohmu, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1454" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-04-12"/>
                    <persName>Fröbel, Karl</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1455" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-05-16"/>
                    <persName>Fröhlich, Kurt</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1456" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-06-23"/>
                    <persName>Fröhlich, Kurt</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1457" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName>Fröhlich, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1458" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-17"/>
                    <persName>Fröhlich, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1459" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-16"/>
                    <persName>Fröhlich, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1460" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-23"/>
                    <persName>Froelich, Heinrich</persName>
                    <placeName>
                        <settlement type="city">Georgenswalde (heute: Otradnoje)</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1461" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-05-27"/>
                    <persName>Froelich, Heinrich</persName>
                    <placeName>
                        <settlement type="city">Georgenswalde (heute: Otradnoje)</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1462" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-08-18"/>
                    <persName>Frobeen, Georg</persName>
                    <placeName ref="https://www.geonames.org/2661552">
                        <settlement type="city">Bern</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1463" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName>Frobenius, Georg</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1464" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-08-13"/>
                    <persName>Fritzsche, L. Ernst</persName>
                    <placeName ref="https://www.geonames.org/2912782">
                        <settlement type="city">Hadmersleben</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1465" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-08-30"/>
                    <persName>Fritzsche, L. Ernst</persName>
                    <placeName ref="https://www.geonames.org/2912782">
                        <settlement type="city">Hadmersleben</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1466" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-09-26"/>
                    <persName>Fritzsche, L. Ernst</persName>
                    <placeName ref="https://www.geonames.org/2912782">
                        <settlement type="city">Hadmersleben</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1467" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-12-31"/>
                    <persName>Fritzsche, L. Ernst</persName>
                    <placeName ref="https://www.geonames.org/2912782">
                        <settlement type="city">Hadmersleben</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1468" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-03-10"/>
                    <persName>Fritz, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1469" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-08-27"/>
                    <persName>Fritze, Ad.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1470" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-06-26"/>
                    <persName>Fritze, Albert</persName>
                    <placeName ref="https://www.geonames.org/2804922">
                        <settlement type="city">Zeitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1471" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-07"/>
                    <persName>Fritze, Albert</persName>
                    <placeName ref="https://www.geonames.org/2804922">
                        <settlement type="city">Zeitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1472" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-01-08"/>
                    <persName>Fritze, Albert</persName>
                    <placeName ref="https://www.geonames.org/2804922">
                        <settlement type="city">Zeitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1473" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-25"/>
                    <persName ref="http://d-nb.info/gnd/116825324">Fritsch, Karl von</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1474" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-15"/>
                    <persName ref="http://d-nb.info/gnd/116825324">Fritsch, Karl von</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1475" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-15"/>
                    <persName ref="http://d-nb.info/gnd/116825324">Fritsch, Karl von</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1476" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-12"/>
                    <persName>Fritsch, T. E. M.</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1477" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-01-29"/>
                    <persName>Fritsch, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1478" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-05"/>
                    <persName>Fritsch, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1479" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-11-13"/>
                    <persName>Fritsch, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1480" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-11-20"/>
                    <persName>Fritsch, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1481" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-04-27"/>
                    <persName>Fritsch, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1482" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-24"/>
                    <persName>Fritsch, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1483" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-07-22"/>
                    <persName>Sachsen-Coburg-Gotha, Carl Eduard Herzog von</persName>
                    <placeName>
                        <settlement type="city">Callenberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1484" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-02-12"/>
                    <persName>Frimmel, Th. v.</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1485" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-01-31"/>
                    <persName ref="http://d-nb.info/gnd/116821183">Fritsch, Anton</persName>
                    <placeName ref="https://www.geonames.org/3067696">
                        <settlement type="city">Prag</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1486" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-07-23"/>
                    <persName>Fritsch, Carl</persName>
                    <placeName>
                        <settlement type="city">Bolkenhain, Schlesien</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1487" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-22"/>
                    <persName>Friedrichs, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1488" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-14"/>
                    <persName>Friese, Heinrich Friedrich August Christian</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1489" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-04-11"/>
                    <persName>Friese, Walther</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1490" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-12-03"/>
                    <persName>Friedrich, W.</persName>
                    <placeName>
                        <settlement type="city">Sandstedt</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1491" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-08-04"/>
                    <persName ref="http://d-nb.info/gnd/116242000">Adam, Curt</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1492" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-05-21"/>
                    <persName>Friedrichs, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2944368">
                        <settlement type="city">Bremerhaven</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1493" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-07-02"/>
                    <persName>Friedrichs, Elsbeth</persName>
                    <placeName>
                        <settlement type="city">Eberstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1494" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-01-23"/>
                    <persName>Friedrichs, Elsbeth</persName>
                    <placeName ref="https://www.geonames.org/2834240">
                        <settlement type="city">Schwetzingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1495" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-01-29"/>
                    <persName>Friedrichs, Elsbeth</persName>
                    <placeName ref="https://www.geonames.org/2834240">
                        <settlement type="city">Schwetzingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1496" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-14"/>
                    <persName>Friedrichs, Elsbeth</persName>
                    <placeName ref="https://www.geonames.org/2834240">
                        <settlement type="city">Schwetzingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1497" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-12-30"/>
                    <persName>Friedrichs, Hermann</persName>
                    <placeName>
                        <settlement type="city">St. Goar</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1498" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-10-03"/>
                    <persName>Friedrich, N.N.</persName>
                    <placeName>
                        <settlement type="city">Pleschen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1499" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-07-01"/>
                    <persName>Friedrich, Carl</persName>
                    <placeName>
                        <settlement type="city">Oelsnitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1500" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-17"/>
                    <persName>Friedrich, Erich</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1501" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-11-02"/>
                    <persName>Friedrich, Hermann Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1502" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-11-07"/>
                    <persName>Friedrich, Hermann Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1503" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-05-22"/>
                    <persName>Friedrich, Hermann Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1504" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-05-06"/>
                    <persName>Friedrich, G.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1505" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-14"/>
                    <persName>Friedrich, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1506" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-07-20"/>
                    <persName>Friedrich, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1507" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-16"/>
                    <persName>Friedrich, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1508" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-16"/>
                    <persName>Friedrich, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1509" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-10"/>
                    <persName>Friedrich, Johann</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1510" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-05-13"/>
                    <persName>Friedreich, Josephine</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1511" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-03-19"/>
                    <persName>Friedreich, Josephine</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1512" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Friedmann, Benjamin</persName>
                    <placeName>
                        <settlement type="city">Nagy-Szalonta</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1513" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-01-20"/>
                    <persName ref="http://d-nb.info/gnd/118703153">Friedmann, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2661604">
                        <settlement type="city">Basel</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1514" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-04-15"/>
                    <persName ref="http://d-nb.info/gnd/118703153">Friedmann, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2661604">
                        <settlement type="city">Basel</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1515" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-04-19"/>
                    <persName ref="http://d-nb.info/gnd/118703153">Friedmann, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2661604">
                        <settlement type="city">Basel</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1516" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-06-11"/>
                    <persName ref="http://d-nb.info/gnd/118703153">Friedmann, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2661604">
                        <settlement type="city">Basel</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1517" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-09-03"/>
                    <persName ref="http://d-nb.info/gnd/118703153">Friedmann, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2661604">
                        <settlement type="city">Basel</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1518" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-09-25"/>
                    <persName ref="http://d-nb.info/gnd/118703153">Friedmann, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2661604">
                        <settlement type="city">Basel</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1519" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-03-13"/>
                    <persName ref="http://d-nb.info/gnd/118703153">Friedmann, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1520" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-08-03"/>
                    <persName ref="http://d-nb.info/gnd/118703153">Friedmann, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1521" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName ref="http://d-nb.info/gnd/118703153">Friedmann, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1522" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Friedmann, M. F.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1523" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-09-28"/>
                    <persName>Friedheim, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2929670">
                        <settlement type="city">Erfurt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1524" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-02-10"/>
                    <persName>Friedheim, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2929670">
                        <settlement type="city">Erfurt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1525" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-10-02"/>
                    <persName>Friedheim, Bruno</persName>
                    <placeName>
                        <settlement type="city">Skaisgirren</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1526" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-12-31"/>
                    <persName>Friedländer, R.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1527" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-04-19"/>
                    <persName>Friedländer, R.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1528" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-07"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2892794">
                        <settlement type="city">Karlsruhe</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1529" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-12-31"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1530" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-01"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2950881">
                        <settlement type="city">Berchtesgaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1531" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-22"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1532" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-15"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1533" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-29"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1534" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-09-06"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                            <name type="historical">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1535" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-09-16"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/3169602">
                        <settlement type="city">Rapallo</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                            <name type="historical">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1536" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-11-11"/>
                    <persName>Friederici, Otto</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschalnd</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1537" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-30"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1538" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-14"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1539" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-06-12"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1540" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-09-14"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2950881">
                        <settlement type="city">Berchtesgaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1541" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-10-14"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1542" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-12-24"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1543" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-15"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutscshland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1544" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-05-26"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1545" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-09-10"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/3067696">
                        <settlement type="city">Prag</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1546" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-09-20"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2950881">
                        <settlement type="city">Berchtesgaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1547" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-12-15"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1548" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-15"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1549" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-04-28"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1550" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-06-13"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1551" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-08-20"/>
                    <persName>Friederici, Erna</persName>
                    <placeName>
                        <settlement type="city">Santa Christina in Gröden</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1552" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-08-26"/>
                    <persName>Friederici, Erna</persName>
                    <placeName>
                        <settlement type="city">Santa Christina in Gröden</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1553" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-10-06"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1554" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-24"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1555" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-07"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1556" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-06-18"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1557" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-06-21"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1558" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-09-08"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1559" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-12-31"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1560" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-15"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1561" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-06-21"/>
                    <persName>Friederici, Erna</persName>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1562" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-07-24"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1563" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-08-24"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2800866">
                        <settlement type="city">Brüssel</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                            <name type="historical">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1564" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-11-21"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1565" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-12-31"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1566" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-15"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1567" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-15"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2825204">
                        <settlement type="city">Südende-Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1568" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-20"/>
                    <persName>Friederici, Erna</persName>
                    <placeName>
                        <settlement type="city">St. Gingolph</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1569" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-09-09"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1570" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-11-16"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1571" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-15"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1572" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-21"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1573" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-03-08"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1574" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-08-13"/>
                    <persName>Friederici, Erna</persName>
                    <placeName>
                        <settlement type="city">Reschen</settlement>
                        <country>
                            <name type="current">Italien</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1575" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-08-31"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2950881">
                        <settlement type="city">Berchtesgaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1576" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-12-23"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1577" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-01-01"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1578" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-01-28"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1579" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-15"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1580" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-07-28"/>
                    <persName>Friederici, Erna</persName>
                    <placeName>
                        <settlement type="city">Schneegrubenbaude, Riesengeb.</settlement>
                        <country>
                            <name type="current">Polen</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1581" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1582" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-07-12"/>
                    <persName>Friederici, Erna</persName>
                    <placeName>
                        <settlement type="city">Rudolfstal-Niederhof</settlement>
                        <country>
                            <name type="current">Tschechien</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1583" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-09-13"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1584" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-07-30"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1585" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-12-23"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1586" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-15"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1587" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-04-23"/>
                    <persName>Friederici, Erna</persName>
                    <placeName>
                        <settlement type="city">Mehlis</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1588" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-07-31"/>
                    <persName>Friederici, Erna</persName>
                    <placeName>
                        <settlement type="city">Eibenstock</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1589" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-11-18"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1590" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-12-21"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1591" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-16"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1592" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-15"/>
                    <persName>Friederici, Erna</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1593" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName>Friederici, Anna</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1594" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-09-23"/>
                    <persName>Friederici, Anna</persName>
                    <placeName>
                        <settlement type="city">Burg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1595" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-18"/>
                    <persName>Friederici, Anna</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1596" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-07-18"/>
                    <persName ref="http://d-nb.info/gnd/11679318X">Friedenthal, Albert</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1597" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-05-19"/>
                    <persName ref="http://d-nb.info/gnd/11679318X">Friedenthal, Albert</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1598" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName>Friederichs, Heinrich</persName>
                    <placeName>
                        <settlement type="city">Neustadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1599" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-21"/>
                    <persName>Friebel, Carl</persName>
                    <placeName>
                        <settlement type="city">Obersedlitz</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1600" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-01-23"/>
                    <persName>Fricke, Albert</persName>
                    <placeName ref="https://www.geonames.org/2945024">
                        <settlement type="city">Braunschweig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1601" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-11-25"/>
                    <persName>Fricke, Albert</persName>
                    <placeName>
                        <settlement type="city">Barmen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1602" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-05-11"/>
                    <persName>Fricke, M.</persName>
                    <placeName>
                        <settlement type="city">St. Hilaire</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1603" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-12-27"/>
                    <persName>Fricke, M.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1604" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-01-24"/>
                    <persName>Fricke, M.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1605" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-12"/>
                    <persName>Fricke, M.</persName>
                    <placeName>
                        <settlement type="city">Pont. Faverger</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1606" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-03-16"/>
                    <persName>Fricke, M.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1607" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-12-30"/>
                    <persName>Fricke, M.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1608" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-14"/>
                    <persName>Fricke, M.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1609" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-05-17"/>
                    <persName>Fricke, M.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1610" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-10-07"/>
                    <persName>Freytag, Rudolf</persName>
                    <placeName ref="https://www.geonames.org/2147714">
                        <settlement type="city">Sydney</settlement>
                        <country>
                            <name key="AUS" type="current">Australien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1611" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-06"/>
                    <persName>Freytag, Thekla</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1612" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-06-24"/>
                    <persName>Freytag, H.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1613" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-08-02"/>
                    <persName>Freytag, H.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1614" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-03-27"/>
                    <persName>Freytag, G.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1615" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-04-18"/>
                    <persName>Freytag, G.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1616" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-05-28"/>
                    <persName>Freytag, G.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1617" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.10.14</date>
                    <persName>Freytag, H.</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1618" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Freyhube, Hans</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1619" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-08-09"/>
                    <persName>Freymann, F.</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1620" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-08-10"/>
                    <persName>Freyer, Clemens</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1621" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-09-12"/>
                    <persName>Freyer, Clemens</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1622" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-10-29"/>
                    <persName>Freyer, Clemens</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1623" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-04-27"/>
                    <persName>Freyer, Clemens</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1624" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-06"/>
                    <persName>Freyer, Gottfried</persName>
                    <placeName>
                        <settlement type="city">Tetschen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1625" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-16"/>
                    <persName>Frey, Carl</persName>
                    <placeName>
                        <settlement type="city">Dinglingen bei Lahr</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1626" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-01-30"/>
                    <persName ref="http://d-nb.info/gnd/119070561">Frey, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1627" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-04-19"/>
                    <persName ref="http://d-nb.info/gnd/119070561">Frey, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1628" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-12-28"/>
                    <persName>Frey, Werner</persName>
                    <placeName ref="https://www.geonames.org/2661881">
                        <settlement type="city">Aarau</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1629" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-30"/>
                    <persName>Freund, M.</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1630" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-19"/>
                    <persName>Freundlich, Ig.</persName>
                    <placeName>
                        <settlement type="city">Germiston</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1631" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-03-29"/>
                    <persName>Freundlich, Waldemar W.</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1632" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-08-27"/>
                    <persName>Freund</persName>
                    <placeName>
                        <settlement type="city">Laasphe (heute: Bad Laasphe)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1633" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1879.05.??</date>
                    <persName>Freudensprung, Felix</persName>
                    <placeName ref="https://www.geonames.org/2952984">
                        <settlement type="city">Bamberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1634" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-07-08"/>
                    <persName>Freuler, Kasp.</persName>
                    <placeName>
                        <settlement type="city">Hagenbuch</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1635" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1912.07.??</date>
                    <persName>Freund, A.</persName>
                    <placeName>
                        <settlement type="city">Moys-Görlitz (heute: Ujazd)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1636" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-07-24"/>
                    <persName>Freund, Antal</persName>
                    <placeName ref="https://www.geonames.org/3054643">
                        <settlement type="city">Budapest</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1637" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-09-23"/>
                    <persName ref="http://d-nb.info/gnd/13600914X">Freudenberg, Philipp</persName>
                    <placeName>
                        <settlement type="city">Remagen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1638" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-01-30"/>
                    <persName ref="http://d-nb.info/gnd/13600914X">Freudenberg, Philipp</persName>
                    <placeName ref="https://www.geonames.org/1248991">
                        <settlement type="city">Colombo</settlement>
                        <country>
                            <name key="LKA" type="current">Sri Lanka</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1639" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-12-30"/>
                    <persName ref="http://d-nb.info/gnd/13600914X">Freudenberg, Philipp</persName>
                    <placeName ref="https://www.geonames.org/1248991">
                        <settlement type="city">Colombo</settlement>
                        <country>
                            <name key="LKA" type="current">Sri Lanka</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1640" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-01-30"/>
                    <persName>Freudenberg, Friederike</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1641" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-06-29"/>
                    <persName>Freud, Philipp</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1642" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-14"/>
                    <persName>Fretz, Max</persName>
                    <placeName ref="https://www.geonames.org/2661881">
                        <settlement type="city">Aarau</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1643" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-27"/>
                    <persName>Fresenius-Offenbach, Carl</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1644" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-12-14"/>
                    <persName>Frenkel, Ferdinand</persName>
                    <placeName ref="https://www.geonames.org/2876865">
                        <settlement type="city">Lippstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1645" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-02"/>
                    <persName>Frenkel, Ferdinand</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1646" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName>Frenkel, Ferdinand</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1647" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-14"/>
                    <persName>Frenkel, Ferdinand</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1648" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-03-11"/>
                    <persName>Frenkel, Ferdinand</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1649" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-06"/>
                    <persName>Frensel, Fr.</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1650" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-05-01"/>
                    <persName>Frensel, Fr.</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1651" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-06-27"/>
                    <persName>Frenzel, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1652" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-11-06"/>
                    <persName>Frenzel, J.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1653" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-16"/>
                    <persName>Frenzel, Paul</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1654" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-16"/>
                    <persName>Frenzel, Paul</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1655" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-11-20"/>
                    <persName>Fremeaux, H.</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1656" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-01-01"/>
                    <persName>Freitás, Lucio</persName>
                    <placeName>
                        <settlement type="city">Curityba</settlement>
                        <country>
                            <name key="BRA" type="current">Brasilien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1657" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-01-01"/>
                    <persName>Freitás, Lucio</persName>
                    <placeName>
                        <settlement type="city">Curityba</settlement>
                        <country>
                            <name key="BRA" type="current">Brasilien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1658" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-01-01"/>
                    <persName>Freitás, Lucio</persName>
                    <placeName>
                        <settlement type="city">Curityba</settlement>
                        <country>
                            <name key="BRA" type="current">Brasilien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1659" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-11-14"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1660" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-15"/>
                    <persName>Freitag, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2955936">
                        <settlement type="city">Ansbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1661" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-08-19"/>
                    <persName>Freitag, Hugo</persName>
                    <placeName>
                        <settlement type="city">Bernina-Hospiz</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1662" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-15"/>
                    <persName>Freitag, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2955936">
                        <settlement type="city">Ansbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1663" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-15"/>
                    <persName>Freitag, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2955936">
                        <settlement type="city">Ansbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1664" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-15"/>
                    <persName>Freitag, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2955936">
                        <settlement type="city">Ansbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1665" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Freitag, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1666" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-08-06"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2861650">
                        <settlement type="city">Nürnberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1667" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-22"/>
                    <persName>Ringer, C. F.</persName>
                    <placeName ref="https://www.geonames.org/5263045">
                        <settlement type="city">Milwaukee</settlement>
                        <country>
                            <name key="USA" type="current">Wisconsin</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1668" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>Frühjahr 1904</date>
                    <persName>Spiecker, Curt</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1669" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-03-04"/>
                    <persName>Pretzlik, Anton</persName>
                    <persName>Waldbauer, Hans</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1670" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Gerling, Friedrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1671" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-07-29"/>
                    <persName>Lederer, Julius</persName>
                    <placeName ref="https://www.geonames.org/2861650">
                        <settlement type="city">Nürnberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1672" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-16"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1673" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-05-19"/>
                    <persName>Welker, Georg</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1674" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-05-22"/>
                    <persName>Welker, Georg</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1675" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-05-24"/>
                    <persName>Welker, Georg</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1676" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-07-04"/>
                    <persName>Welker, Georg</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1677" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-06-30"/>
                    <persName>Tschirn, G.</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1678" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-06"/>
                    <persName>Schmidt, Franz</persName>
                    <placeName ref="https://www.geonames.org/2910831">
                        <settlement type="city">Hannover</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1679" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-14"/>
                    <persName>Schmidt, Franz</persName>
                    <placeName ref="https://www.geonames.org/2910831">
                        <settlement type="city">Hannover</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1680" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-16"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2910831">
                        <settlement type="city">Hannover</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1681" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-12-19"/>
                    <persName>Frei, Paul</persName>
                    <placeName ref="https://www.geonames.org/3078610">
                        <settlement type="city">Brünn (Brno)</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1682" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-02-13"/>
                    <persName>Frederich, Wally</persName>
                    <placeName>
                        <settlement type="city">Taormina</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1683" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-30"/>
                    <persName>Frederik, Lothar</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1684" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-12-02"/>
                    <persName>Freeman, W. L.</persName>
                    <placeName>
                        <settlement type="city">Puyallup</settlement>
                        <country>
                            <name key="USA" type="current">Washington</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1685" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-08-12"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1686" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-12-10"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1687" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-01-13"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1688" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-02-01"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1689" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-10-20"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1690" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-01-14"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1691" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-02-14"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1692" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-06-08"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1693" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-09-15"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1694" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-10-14"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1695" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-01-24"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1696" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-03-13"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1697" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-04-20"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1698" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-09-30"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1699" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-11-13"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1700" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-11-14"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1701" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-11-17"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1702" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-01-28"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1703" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-23"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1704" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-14"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1705" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-01-26"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1706" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-03-18"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1707" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-04-25"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1708" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-06-13"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName>
                        <settlement type="city">Karlsbad</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1709" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-09-09"/>
                    <persName>Frazer, Persifor</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1710" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-06-19"/>
                    <persName>Frazer, John</persName>
                    <placeName>
                        <settlement type="city">Bar Harbor</settlement>
                        <country>
                            <name key="USA" type="current">Maine</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1711" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-05-15"/>
                    <persName ref="http://d-nb.info/gnd/116606924">Kulka, Leopoldine</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1712" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-11-27"/>
                    <persName>Lieber, Gabriele von</persName>
                    <placeName>
                        <settlement type="city">München-Grünwald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1713" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-11"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1714" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-05-16"/>
                    <persName>Frapau-Akunian, Ilse</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1715" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-06-25"/>
                    <persName>Frasetto, Fabio</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1716" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116719354">Franz, Victor Julius</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1717" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116719354">Franz, Victor Julius</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1718" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-19"/>
                    <persName>Franz, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2820860">
                        <settlement type="city">Tübingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1719" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-24"/>
                    <persName>Franz, Julius</persName>
                    <placeName ref="https://www.geonames.org/2934691">
                        <settlement type="city">Duisburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1720" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-14"/>
                    <persName>Franz, Hanne</persName>
                    <placeName>
                        <settlement type="city">Langenbülau</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1721" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-19"/>
                    <persName>Franz, Hanne</persName>
                    <placeName>
                        <settlement type="city">Langenbülau</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1722" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-07-23"/>
                    <persName ref="http://d-nb.info/gnd/116719168">Franz, Karl Veit</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1723" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-11-16"/>
                    <persName ref="http://d-nb.info/gnd/116719168">Franz, Karl Veit</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1724" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-16"/>
                    <persName>Franklin, Charles Kendall</persName>
                    <placeName>
                        <settlement type="city">Crawfordsville</settlement>
                        <country>
                            <name key="USA" type="current">Indiana</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1725" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Franko, Johann</persName>
                    <placeName ref="https://www.geonames.org/702550">
                        <settlement type="city">Lemberg (Lwiw)</settlement>
                        <country>
                            <name key="UKR" type="current">Ukraine</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1726" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-15"/>
                    <persName>Frantzius, Fritz von</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1727" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-03-15"/>
                    <persName>Frantzius, Fritz von</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1728" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-04-13"/>
                    <persName>Gottlob, Georges</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1729" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-03"/>
                    <persName ref="http://d-nb.info/gnd/116478640">Geck, Rudolf</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1730" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-01-21"/>
                    <persName>Frankfurter, Otto</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1731" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-05-29"/>
                    <persName>Frankl, Hans</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1732" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-07-31"/>
                    <persName>Franken, Else</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1733" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-07-28"/>
                    <persName>Franken, Else</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1734" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-08-02"/>
                    <persName>Franken, Else</persName>
                    <placeName ref="https://www.geonames.org/2924656">
                        <settlement type="city">Friedrichroda</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1735" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-04-18"/>
                    <persName>Franken, O. D.</persName>
                    <placeName>
                        <settlement type="city">Onderdendam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1736" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-02-15"/>
                    <persName>Frankenstein, Ida</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1737" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-05-23"/>
                    <persName>Frankan, Arthur</persName>
                    <placeName>
                        <settlement type="city">Hohenems</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1738" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-11-25"/>
                    <persName>Franke, Hans</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1739" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-03"/>
                    <persName>Frank, K.</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1740" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-01"/>
                    <persName>Frank, Sofie</persName>
                    <placeName ref="https://www.geonames.org/2861650">
                        <settlement type="city">Nürnberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1741" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-09-21"/>
                    <persName>Frank, Henry</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1742" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-10-04"/>
                    <persName>Frank, Henry</persName>
                    <placeName>
                        <settlement type="city">Montrose</settlement>
                        <country>
                            <name key="USA" type="current">New York</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1743" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-10-16"/>
                    <persName>Frank, Josef</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1744" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-11-22"/>
                    <persName>Frank, Albert</persName>
                    <placeName ref="https://www.geonames.org/2884509">
                        <settlement type="city">Krefeld</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1745" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-10-07"/>
                    <persName>Frank, G. A.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1746" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-10-25"/>
                    <persName>Frank, G. A.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1747" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-11-13"/>
                    <persName>Frank, G. A.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1748" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-11-17"/>
                    <persName>Frank, G. A.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1749" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-17"/>
                    <persName>Frank, G. A.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1750" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-02-11"/>
                    <persName ref="http://d-nb.info/gnd/135700159">Francke, Karl</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1751" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-08-16"/>
                    <persName ref="http://d-nb.info/gnd/135700159">Francke, Karl</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1752" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-01-22"/>
                    <persName ref="http://d-nb.info/gnd/135700159">Francke, Karl</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1753" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-25"/>
                    <persName>Francke, Otto</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1754" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-03"/>
                    <persName>Francke, Otto</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1755" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-12-08"/>
                    <persName>Franco, Isidoro de</persName>
                    <placeName ref="https://www.geonames.org/2525110">
                        <settlement type="city">Cassano Jonio, Cosenza</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                            <name type="historical">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1756" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1908.??.??</date>
                    <persName>Franco, Isidoro de</persName>
                    <placeName ref="https://www.geonames.org/2525110">
                        <settlement type="city">Cassano Jonio, Cosenza</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1757" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Franco, Isidoro de</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1758" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-01-21"/>
                    <persName>Franco, Isidoro de</persName>
                    <placeName ref="https://www.geonames.org/2525110">
                        <settlement type="city">Cassano Jonio, Cosenza</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1759" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1908.??.??</date>
                    <persName>Franco, Isidoro de</persName>
                    <placeName ref="https://www.geonames.org/2525110">
                        <settlement type="city">Cassano Jonio, Cosenza</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1760" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-04-12"/>
                    <persName>Franco, Isidoro de</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1761" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-19"/>
                    <persName>Franco, Isidoro de</persName>
                    <placeName>
                        <settlement type="city">S. Demetrio Corone</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1762" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-28"/>
                    <persName>Franco, Isidoro de</persName>
                    <placeName ref="https://www.geonames.org/2525110">
                        <settlement type="city">Cassano Jonio, Cosenza</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1763" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-14"/>
                    <persName ref="http://d-nb.info/gnd/116692340">Fraisse, Paul Hermann</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1764" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-06-03"/>
                    <persName>Famà, Francesco</persName>
                    <placeName ref="https://www.geonames.org/2525068">
                        <settlement type="city">Catania</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1765" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-09-24"/>
                    <persName>Fraidford, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2654675">
                        <settlement type="city">Bristol</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1766" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-15"/>
                    <persName>Fraenkl, Victor</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1767" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-02-19"/>
                    <persName>Fraenkl, Victor</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1768" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-02-24"/>
                    <persName>Fraenkl, Victor</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1769" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-03-19"/>
                    <persName>Fraenkl, Victor</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1770" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-03-27"/>
                    <persName>Fraenkl, Victor</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1771" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-04-24"/>
                    <persName>Fraenkl, Victor</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1772" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-06-09"/>
                    <persName>Fraenkl, Victor</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1773" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-07-26"/>
                    <persName ref="http://d-nb.info/gnd/11723141X">Juliusburger, Otto</persName>
                    <persName>Fraenkl, Victor</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1775" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-12-16"/>
                    <persName ref="http://d-nb.info/gnd/116678267">Fraas, Eberhard</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1776" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-03"/>
                    <persName ref="http://d-nb.info/gnd/116678267">Fraas, Eberhard</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1777" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-08-09"/>
                    <persName ref="http://d-nb.info/gnd/116678267">Fraas, Eberhard</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1778" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-05-20"/>
                    <persName ref="http://d-nb.info/gnd/116678267">Fraas, Eberhard</persName>
                    <placeName>
                        <settlement type="city">Canon City</settlement>
                        <country>
                            <name key="USA" type="current">Colorado</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/116987561">Ziegler, Heinrich Ernst</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1779" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-04-08"/>
                    <persName>Fraas, E.</persName>
                    <placeName ref="https://www.geonames.org/2661256">
                        <settlement type="city">Castagnola</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1780" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1909.??.27</date>
                    <persName>Fraaß, Georg</persName>
                    <placeName>
                        <settlement type="city">Stammbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1781" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-03-26"/>
                    <persName>Foullon, Clementine</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1782" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-04-04"/>
                    <persName>Foullon, Clementine</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1783" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-05-06"/>
                    <persName>Foullon, Clementine</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1784" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-07-22"/>
                    <persName>Foullon, Clementine</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1785" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-07-29"/>
                    <persName>Foullon, Clementine</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1786" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-04-04"/>
                    <persName>Fossen, John B. van</persName>
                    <placeName>
                        <settlement type="city">Ypsilanti</settlement>
                        <country>
                            <name key="USA" type="current">Michigan</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1787" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName ref="http://d-nb.info/gnd/117528242">Foster, Michael</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1788" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-05-25"/>
                    <persName>Fortoul, J. Gil</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1789" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-06-02"/>
                    <persName>Fortoul, J. Gil</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1790" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-05-27"/>
                    <persName>Forster, Willliam</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1791" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-07-25"/>
                    <persName>Forsberg, Hjalmar</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1792" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-10-04"/>
                    <persName>Vogt, H.</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1793" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-11-06"/>
                    <persName>Vogt, H.</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1794" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1864-02-23"/>
                    <persName>Forkel, Fr.</persName>
                    <placeName ref="https://www.geonames.org/2939951">
                        <settlement type="city">Coburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1795" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-07-20"/>
                    <persName>Forkel, Fr.</persName>
                    <placeName ref="https://www.geonames.org/2939951">
                        <settlement type="city">Coburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1796" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-05-03"/>
                    <persName ref="http://d-nb.info/gnd/118534327">Forel, Auguste</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/116987561">Ziegler, Heinrich Ernst</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1797" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-03-01"/>
                    <persName ref="http://d-nb.info/gnd/118534327">Forel, Auguste</persName>
                    <placeName ref="https://www.geonames.org/8533279">
                        <settlement type="city">Chigny</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1798" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-08"/>
                    <persName ref="http://d-nb.info/gnd/118534327">Forel, Auguste</persName>
                    <placeName ref="https://www.geonames.org/8533279">
                        <settlement type="city">Chigny</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1799" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-16"/>
                    <persName ref="http://d-nb.info/gnd/118534327">Forel, Auguste</persName>
                    <placeName ref="https://www.geonames.org/8533279">
                        <settlement type="city">Chigny</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country/>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1800" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-14"/>
                    <persName ref="http://d-nb.info/gnd/118534327">Forel, Auguste</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1801" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-08-23"/>
                    <persName ref="http://d-nb.info/gnd/118534327">Forel, Auguste</persName>
                    <placeName ref="https://www.geonames.org/8533279">
                        <settlement type="city">Chigny</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1802" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-16"/>
                    <persName ref="http://d-nb.info/gnd/118534327">Forel, Auguste</persName>
                    <placeName ref="https://www.geonames.org/2661834">
                        <settlement type="city">Aigle</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1803" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-03-30"/>
                    <persName ref="http://d-nb.info/gnd/118534327">Forel, Auguste</persName>
                    <placeName>
                        <settlement type="city">Tunis</settlement>
                        <country>
                            <name key="TUN" type="current">Tunesien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1804" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-24"/>
                    <persName ref="http://d-nb.info/gnd/118534327">Forel, Auguste</persName>
                    <placeName ref="https://www.geonames.org/2657939">
                        <settlement type="city">Yvorne</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1805" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-03-05"/>
                    <persName ref="http://d-nb.info/gnd/118534327">Forel, Auguste</persName>
                    <placeName ref="https://www.geonames.org/2657939">
                        <settlement type="city">Yvorne</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1806" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-12-30"/>
                    <persName ref="http://d-nb.info/gnd/118534327">Forel, Auguste</persName>
                    <placeName ref="https://www.geonames.org/2657939">
                        <settlement type="city">Yvorne</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country/>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1807" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1926-08-15"/>
                    <persName ref="http://d-nb.info/gnd/118534327">Forel, Auguste</persName>
                    <placeName ref="https://www.geonames.org/2657939">
                        <settlement type="city">Yvorne</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/117506567">Schmidt, Heinrich</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1808" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-09-02"/>
                    <persName>Forcada, Federico</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1809" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Follin, H. L.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1810" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-11-08"/>
                    <persName>Foot, Clarina W.</persName>
                    <placeName>
                        <settlement type="city">Auburn</settlement>
                        <country>
                            <name key="USA" type="current">New York</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1811" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-08-12"/>
                    <persName>Follemonde, Georges de</persName>
                    <placeName>
                        <settlement type="city">Magdalenensee</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1812" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-01-01"/>
                    <persName>Foquet, Emile</persName>
                    <placeName ref="https://www.geonames.org/2784748">
                        <settlement type="city">Vierves</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1813" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-01-01"/>
                    <persName>Foquet, Emile</persName>
                    <placeName ref="https://www.geonames.org/2784748">
                        <settlement type="city">Vierves</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1814" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-03-10"/>
                    <persName>Foquet, Emile</persName>
                    <placeName ref="https://www.geonames.org/2784748">
                        <settlement type="city">Vierves</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1815" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1865.??.??</date>
                    <persName ref="http://d-nb.info/gnd/102643741">Fol, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">[Jena]</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Großherzogtum Sachsen-Weimar-Eisenach</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1816" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-09-29"/>
                    <persName ref="http://d-nb.info/gnd/102643741">Fol, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2660646">
                        <settlement type="city">Genf</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1817" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-09-30"/>
                    <persName ref="http://d-nb.info/gnd/102643741">Fol, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2660646">
                        <settlement type="city">Genf</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1818" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-04-13"/>
                    <persName ref="http://d-nb.info/gnd/118692038">Foerster, Friedrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1819" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-11-03"/>
                    <persName>Förster, Hermann</persName>
                    <placeName>
                        <settlement type="city">Castrop in Westfalen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1820" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-05-19"/>
                    <persName>Förster, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2886242">
                        <settlement type="city">Köln</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1821" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-05-15"/>
                    <persName>Foerster, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2820860">
                        <settlement type="city">Tübingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1822" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-07-19"/>
                    <persName>Foerster, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1823" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Foerster, Wilhelm</persName>
                    <placeName>
                        <settlement type="city">Westend-Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1824" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-09-16"/>
                    <persName>Foerster, Wilhelm</persName>
                    <placeName>
                        <settlement type="city">Bornim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1825" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-10-18"/>
                    <persName>Foerster, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2810538">
                        <settlement type="city">Berlin-Westend</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1826" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-08"/>
                    <persName>Foerster, Wilhelm</persName>
                    <placeName>
                        <settlement type="city">Bornim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1827" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-12-12"/>
                    <persName>Föhr, Karl Ferdinand</persName>
                    <placeName>
                        <settlement type="city">Freiberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1828" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-01-18"/>
                    <persName>Fölkel, Stefan</persName>
                    <placeName ref="https://www.geonames.org/667268">
                        <settlement type="city">Hermannstadt (Sibiu)</settlement>
                        <country>
                            <name key="ROU" type="current">Rumänien</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1829" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Tönnies, Ferdinand</persName>
                    <placeName>
                        <settlement type="city">Eutin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1830" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1858-09-25"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Freie Hansestadt Bremen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1831" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1860-05-04"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName>
                        <settlement type="city">Oberneuland</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Freie Hansestadt Bremen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1832" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1860-07-03"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName>
                        <settlement type="city">Oberneuland</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Freie Hansestadt Bremen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1833" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1860-09-26"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName>
                        <settlement type="city">Oberneuland</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Freie Hansestadt Bremen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1834" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1862-07-21"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Freie Hansestadt Bremen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1835" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1862-08-10"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Freie Hansestadt Bremen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1836" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1862-11-14"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Freie Hansestadt Bremen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1837" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1863-04-22"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Freie Hansestadt Bremen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1838" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-07-06"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Freie Hansestadt Bremen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1839" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-03-03"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Freie Hansestadt Bremen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1840" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-07-01"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName>
                        <settlement type="city">Oslebshausen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Freie Hansestadt Bremen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1841" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-10-04"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Freie Hansestadt Bremen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1842" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-01-14"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Freie Hansestadt Bremen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1843" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-03-01"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Freie Hansestadt Bremen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1844" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-10-05"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Freie Hansestadt Bremen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1845" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-11-28"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Freie Hansestadt Bremen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1846" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1869-04-27"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Freie Hansestadt Bremen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1847" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-06-29"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Freie Hansestadt Bremen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1848" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-05-09"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Freie Hansestadt Bremen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1849" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-10-30"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1850" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-12-04"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1851" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-12-17"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1852" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-12-23"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1853" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-04-15"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1854" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-07-20"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1855" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-03-18"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1856" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-08-24"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1857" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-08-28"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1858" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-06-20"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1859" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-07-03"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/7669421">
                        <settlement type="city">Davos Platz</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1860" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-10-18"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1861" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-02-19"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1862" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-01-05"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1863" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-11-09"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1864" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-12-19"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1865" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-01-28"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1866" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1867" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-04-10"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1868" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-06-03"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1869" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-07-14"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1870" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-12-17"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1871" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-12-26"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1872" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-08-04"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1873" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-01-05"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1874" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-02"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1875" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-06-08"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1876" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-12-31"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1877" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-04-28"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1878" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-12-28"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1879" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-03-23"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName>
                        <settlement type="city">Worpswede</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1880" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-12-29"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1881" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-13"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1882" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1883" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-09"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1884" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-08-22"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1885" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-01-18"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1886" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1887" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-04-30"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName>
                        <settlement type="city">Santa Margerita</settlement>
                        <country>
                            <name type="current">Italien</name>
                            <name type="historical">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1888" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-05-15"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1889" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1890" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-30"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1891" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1892" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-01-02"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1893" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-01-21"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1894" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-14"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1895" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-03-04"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1896" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-03-26"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1897" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-05-06"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1898" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-05-20"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1899" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-05-22"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName>
                        <settlement type="city">Werftphul</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1900" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-12-22"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1901" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-14"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1902" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-22"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1903" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1904" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1905" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-01"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1906" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-14"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1907" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-04-28"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1908" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-19"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country/>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1909" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1910" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-01-14"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1911" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1912" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-06-25"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1913" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-10-31"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1914" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-01-01"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1915" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-02-14"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1916" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-05"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1917" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-04-11"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1918" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-04-28"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1919" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-01-03"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1920" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-14"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1921" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-13"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1922" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-04-20"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1923" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-04-20"/>
                    <persName ref="http://d-nb.info/gnd/116634170">Focke, Wilhelm Olbers</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1924" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-11-14"/>
                    <persName ref="http://d-nb.info/gnd/1034729071">Focke, Gustav Waldemar</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1925" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-11-26"/>
                    <persName ref="http://d-nb.info/gnd/1034729071">Focke, Gustav Waldemar</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1926" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-07-16"/>
                    <persName ref="http://d-nb.info/gnd/1034729071">Focke, Gustav Waldemar</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1927" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-08-11"/>
                    <persName ref="http://d-nb.info/gnd/1034729071">Focke, Gustav Waldemar</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1928" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-10-29"/>
                    <persName ref="http://d-nb.info/gnd/1034729071">Focke, Gustav Waldemar</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1929" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-11-23"/>
                    <persName ref="http://d-nb.info/gnd/1034729071">Focke, Gustav Waldemar</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1930" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-05-15"/>
                    <persName ref="http://d-nb.info/gnd/1034729071">Focke, Gustav Waldemar</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1931" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-10-06"/>
                    <persName>Fock, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1932" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-07-14"/>
                    <persName>Fock, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1933" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-21"/>
                    <persName>Focke, Ernst</persName>
                    <placeName>
                        <settlement type="city">Meerane</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1934" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-26"/>
                    <persName>Focke, Ernst</persName>
                    <placeName>
                        <settlement type="city">Meerane</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1935" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-10-05"/>
                    <persName ref="http://d-nb.info/gnd/116630787">Floto, Hartwig</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1936" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-09-30"/>
                    <persName>Flower, William Henry</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1937" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1894.??.?? [?]</date>
                    <persName>Flower, William Henry</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">[London]</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1938" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-07-13"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1939" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-07-20"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1940" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-08-28"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1941" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-09-04"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1942" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-10-20"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1943" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-10-25"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1944" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-10-30"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1945" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-11-05"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1946" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-11-21"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1947" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-12-01"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1948" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-01-01"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1949" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-01-29"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1950" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-14"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1951" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-12-29"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1952" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-01-07"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1953" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-01-17"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1954" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-14"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1955" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-06-15"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1956" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-07-05"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1957" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-07-15"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1958" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-07-29"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName>
                        <settlement type="city">Zandvoort</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1959" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-08-05"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName>
                        <settlement type="city">Zandvoort</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1960" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-30"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1961" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-14"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1962" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-05-24"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1963" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-23"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1964" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-11-24"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1965" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-14"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1966" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-12-29"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1967" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-12"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1968" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-06-09"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1969" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-06-13"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1970" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-06-23"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1971" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-08-09"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1972" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-12-27"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1973" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-02-12"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1974" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-02"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1975" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-12"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1976" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-04-14"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1977" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-13"/>
                    <persName ref="http://d-nb.info/gnd/128726156">Flothuis, Marius Hendrikus</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1978" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-11-04"/>
                    <persName>Frisch, Joseph</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1979" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-25"/>
                    <persName>Frisch, Joseph</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1980" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-16"/>
                    <persName>Florio, Hermann</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1981" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-04-03"/>
                    <persName ref="http://d-nb.info/gnd/11751411X">Florschütz, Carl</persName>
                    <placeName ref="https://www.geonames.org/2939951">
                        <settlement type="city">Coburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1982" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Florschütz, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1983" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-30"/>
                    <persName>Flor, R.</persName>
                    <placeName ref="https://www.geonames.org/2920512">
                        <settlement type="city">Gießen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1984" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-15"/>
                    <persName>Floerke, Wilhelm G.</persName>
                    <placeName ref="https://www.geonames.org/2892518">
                        <settlement type="city">Kassel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1985" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-06"/>
                    <persName>Floerke, Wilhelm G.</persName>
                    <placeName ref="https://www.geonames.org/2892518">
                        <settlement type="city">Kassel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1986" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-06-03"/>
                    <persName>Floerke, Wilhelm G.</persName>
                    <placeName ref="https://www.geonames.org/2892518">
                        <settlement type="city">Kassel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1987" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-10-23"/>
                    <persName>Floerke, Wilhelm G.</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1988" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-14"/>
                    <persName>Floerke, Wilhelm G.</persName>
                    <placeName ref="https://www.geonames.org/2650752">
                        <settlement type="city">Dundee</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1989" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-11-23"/>
                    <persName>Fleury, A.</persName>
                    <placeName>
                        <settlement type="city">Perpignan</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1990" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-12-09"/>
                    <persName ref="http://d-nb.info/gnd/118691732">Flemming, Walther</persName>
                    <placeName ref="https://www.geonames.org/2891122">
                        <settlement type="city">Kiel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1991" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-12-21"/>
                    <persName ref="http://d-nb.info/gnd/118691732">Flemming, Walther</persName>
                    <placeName ref="https://www.geonames.org/2891122">
                        <settlement type="city">Kiel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1992" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-05-10"/>
                    <persName ref="http://d-nb.info/gnd/118691732">Flemming, Walther</persName>
                    <placeName ref="https://www.geonames.org/2891122">
                        <settlement type="city">Kiel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1993" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-11-28"/>
                    <persName ref="http://d-nb.info/gnd/116613939">Flesch, Maximilian Heinrich Johann</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1994" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Flick, Friedr.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1995" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Flöckner, Emilie</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1996" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-02-17"/>
                    <persName>Fleischmann, Albert</persName>
                    <placeName ref="https://www.geonames.org/2929567">
                        <settlement type="city">Erlangen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1997" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-12-16"/>
                    <persName>Fleischmann, Alois</persName>
                    <placeName>
                        <settlement type="city">Catharina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1998" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Fleischner, Anna</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_1999" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-17"/>
                    <persName>Fleissig, Ella</persName>
                    <placeName ref="https://www.geonames.org/3054643">
                        <settlement type="city">Budapest</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2000" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-16"/>
                    <persName>Fleischhauer, Fritz</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2001" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-09-04"/>
                    <persName>Fleischhauer, Fritz</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2002" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-26"/>
                    <persName>Fleischhauer, Fritz</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2003" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-04-07"/>
                    <persName>Fleischhauer, Fritz</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2004" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-07-07"/>
                    <persName ref="http://d-nb.info/gnd/117482099">Fleischer, Richard</persName>
                    <placeName>
                        <settlement type="city">Grimma</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2005" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-11-04"/>
                    <persName ref="http://d-nb.info/gnd/117482099">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2917325">
                        <settlement type="city">Grimma</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2006" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-02-23"/>
                    <persName ref="http://d-nb.info/gnd/117482099">Fleischer, Richard</persName>
                    <placeName>
                        <settlement type="city">Meaux</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2007" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-04-29"/>
                    <persName ref="http://d-nb.info/gnd/117482099">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2008" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-05-07"/>
                    <persName ref="http://d-nb.info/gnd/117482099">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2009" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1874.??.??</date>
                    <persName ref="http://d-nb.info/gnd/116601329">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2937959">
                        <settlement type="city">Dessau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2010" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1875.??.12</date>
                    <persName ref="http://d-nb.info/gnd/116601329">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2937959">
                        <settlement type="city">Dessau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2011" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-09-23"/>
                    <persName ref="http://d-nb.info/gnd/116601329">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2937959">
                        <settlement type="city">Dessau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2012" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1876.??.11</date>
                    <persName ref="http://d-nb.info/gnd/116601329">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2937959">
                        <settlement type="city">Dessau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2013" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-08-19"/>
                    <persName ref="http://d-nb.info/gnd/116601329">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2937959">
                        <settlement type="city">Dessau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2014" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1877.??.22</date>
                    <persName ref="http://d-nb.info/gnd/116601329">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2937959">
                        <settlement type="city">Dessau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2015" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-05-25"/>
                    <persName ref="http://d-nb.info/gnd/116601329">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2937959">
                        <settlement type="city">Dessau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2016" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-06-17"/>
                    <persName ref="http://d-nb.info/gnd/116601329">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2937959">
                        <settlement type="city">Dessau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2017" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-08-15"/>
                    <persName ref="http://d-nb.info/gnd/116601329">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2937959">
                        <settlement type="city">Dessau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2018" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-04-01"/>
                    <persName ref="http://d-nb.info/gnd/116601329">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2937959">
                        <settlement type="city">Dessau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2019" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-07-16"/>
                    <persName ref="http://d-nb.info/gnd/116601329">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2937959">
                        <settlement type="city">Dessau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2020" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1878.04.?? [?]</date>
                    <persName ref="http://d-nb.info/gnd/116601329">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2937959">
                        <settlement type="city">Dessau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2021" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-03-14"/>
                    <persName ref="http://d-nb.info/gnd/116601329">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2022" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-05-12"/>
                    <persName ref="http://d-nb.info/gnd/116601329">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2023" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-07-08"/>
                    <persName ref="http://d-nb.info/gnd/116601329">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2024" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-06-04"/>
                    <persName ref="http://d-nb.info/gnd/116601329">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2924656">
                        <settlement type="city">Friedrichroda</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2025" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-08-17"/>
                    <persName ref="http://d-nb.info/gnd/116601329">Fleischer, Richard</persName>
                    <placeName>
                        <settlement type="city">Gerau</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2026" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-07-01"/>
                    <persName ref="http://d-nb.info/gnd/116601329">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2027" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-07-29"/>
                    <persName ref="http://d-nb.info/gnd/116601329">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2028" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-11-01"/>
                    <persName ref="http://d-nb.info/gnd/116601329">Fleischer, Richard</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2029" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-12-01"/>
                    <persName>Fleischer, M.</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2030" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-06-08"/>
                    <persName>Fleischauer, Walter</persName>
                    <placeName>
                        <settlement type="city">St. Beatenberg</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2031" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-04"/>
                    <persName>Fleischauer, Walter</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2032" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-10"/>
                    <persName>Fleischauer, Walter</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2033" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-14"/>
                    <persName>Fleischauer, Walter</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2034" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-22"/>
                    <persName>Fleischauer, Walter</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2035" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-08-10"/>
                    <persName>Fleischauer, Walter</persName>
                    <placeName ref="https://www.geonames.org/3076136">
                        <settlement type="city">Franzensbad</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2036" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-16"/>
                    <persName>Flegel, Heinrich Emil</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2037" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-15"/>
                    <persName>Bergmann, Anton</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2038" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-05-07"/>
                    <persName>Flegel, Heinrich Emil</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2039" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-15"/>
                    <persName>Flegel, Heinrich Emil</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2040" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Flegel, Heinrich Emil</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2041" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-02-15"/>
                    <persName>Flegel, Heinrich Emil</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2042" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-16"/>
                    <persName>Flegel, Heinrich Emil</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2043" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>16.02.??</date>
                    <persName>Flegel, Heinrich Emil</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">[Jena]</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2044" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-17"/>
                    <persName>Flechtheim, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2934246">
                        <settlement type="city">Düsseldorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2045" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-17"/>
                    <persName>Flechtheim, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2934246">
                        <settlement type="city">Düsseldorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2046" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-11-21"/>
                    <persName ref="http://d-nb.info/gnd/117512656">Flechsig, Paul Emil</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2047" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-02-20"/>
                    <persName ref="http://d-nb.info/gnd/117512656">Flechsig, Paul Emil</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2048" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-02-25"/>
                    <persName ref="http://d-nb.info/gnd/117512656">Flechsig, Paul Emil</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2049" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName ref="http://d-nb.info/gnd/117512656">Flechsig, Paul Emil</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2050" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-04-16"/>
                    <persName ref="http://d-nb.info/gnd/117512656">Flechsig, Paul Emil</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2051" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-07-27"/>
                    <persName ref="http://d-nb.info/gnd/117512656">Flechsig, Paul Emil</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2052" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-28"/>
                    <persName>Flabert, H.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2053" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Flachs, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2054" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-08"/>
                    <persName>Flaschenbrecher, H.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2055" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-10-26"/>
                    <persName ref="http://d-nb.info/gnd/118691511">Fitger, Arthur Heinrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2056" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-12-28"/>
                    <persName ref="http://d-nb.info/gnd/118691511">Fitger, Arthur Heinrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2057" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-01-18"/>
                    <persName ref="http://d-nb.info/gnd/118691511">Fitger, Arthur Heinrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2058" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-10-28"/>
                    <persName ref="http://d-nb.info/gnd/118691511">Fitger, Arthur Heinrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2059" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-12-13"/>
                    <persName ref="http://d-nb.info/gnd/118691511">Fitger, Arthur Heinrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2060" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-09-09"/>
                    <persName ref="http://d-nb.info/gnd/118691511">Fitger, Arthur Heinrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2061" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-10-24"/>
                    <persName ref="http://d-nb.info/gnd/118691511">Fitger, Arthur Heinrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2062" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-10-05"/>
                    <persName ref="http://d-nb.info/gnd/118691511">Fitger, Arthur Heinrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2063" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-12-19"/>
                    <persName ref="http://d-nb.info/gnd/118691511">Fitger, Arthur Heinrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2898797">
                        <settlement type="city">Horn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2064" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-15"/>
                    <persName ref="http://d-nb.info/gnd/118691511">Fitger, Arthur Heinrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2898797">
                        <settlement type="city">Horn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2065" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-12-11"/>
                    <persName>Fischinger, Max</persName>
                    <placeName ref="https://www.geonames.org/2928751">
                        <settlement type="city">Esslingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2066" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName>Fischer, Therese</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2067" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-15"/>
                    <persName>Fischer, Therese</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2068" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-02-16"/>
                    <persName>Fischer, Therese</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2069" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-15"/>
                    <persName>Fischer, Therese</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2070" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-11-01"/>
                    <persName ref="http://d-nb.info/gnd/118691414">Fischer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2071" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-11-02"/>
                    <persName>Fischer, Therese</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2072" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-10-26"/>
                    <persName>Fischer, Walther</persName>
                    <placeName ref="https://www.geonames.org/2917325">
                        <settlement type="city">Grimma</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2073" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Fischer, Walther</persName>
                    <placeName ref="https://www.geonames.org/2917325">
                        <settlement type="city">Grimma</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2074" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-04-06"/>
                    <persName>Fisher-Unwin, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2075" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-04-18"/>
                    <persName>Fisher-Unwin, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2076" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-11-10"/>
                    <persName>Fischer, Wilhelm</persName>
                    <placeName>
                        <settlement type="city">Reudnitz-Leipzig</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2077" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Fischl, Hugo</persName>
                    <placeName ref="https://www.geonames.org/3067696">
                        <settlement type="city">Prag</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2078" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-18"/>
                    <persName>Fischer, S.</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2079" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-03-08"/>
                    <persName>Fischer, S.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2080" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-03-21"/>
                    <persName>Fischer, S.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2081" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-12-26"/>
                    <persName>Fischer, Marie</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2082" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1908.??.??</date>
                    <persName>Fischer, Michael</persName>
                    <placeName ref="https://www.geonames.org/3066773">
                        <settlement type="city">Rollessengrün</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2083" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Fischer, Michael</persName>
                    <placeName ref="https://www.geonames.org/3066773">
                        <settlement type="city">Rollessengrün</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2084" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-06"/>
                    <persName>Fischer, Michael</persName>
                    <placeName ref="https://www.geonames.org/3066773">
                        <settlement type="city">Rollessengrün</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2085" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-03-21"/>
                    <persName>Fischer, Michael</persName>
                    <placeName ref="https://www.geonames.org/3066773">
                        <settlement type="city">Rollessengrün</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2086" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-31"/>
                    <persName>Fischer, Michael</persName>
                    <placeName ref="https://www.geonames.org/3066773">
                        <settlement type="city">Rollessengrün</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2087" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-15"/>
                    <persName>Fischer, Oscar</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2088" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-16"/>
                    <persName>Fischer, Oscar</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2089" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-07-01"/>
                    <persName>Fischer, Otto</persName>
                    <placeName ref="https://www.geonames.org/2827479">
                        <settlement type="city">Stendal</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2090" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-15"/>
                    <persName>Fischer, Otto</persName>
                    <placeName ref="https://www.geonames.org/2827479">
                        <settlement type="city">Stendal</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2091" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-15"/>
                    <persName>Fischer, Otto</persName>
                    <placeName ref="https://www.geonames.org/2827479">
                        <settlement type="city">Stendal</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2092" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1862-02-20"/>
                    <persName ref="http://d-nb.info/gnd/118533401">Fischer, Kuno</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2093" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-11-16"/>
                    <persName ref="http://d-nb.info/gnd/118533401">Fischer, Kuno</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2094" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-11-09"/>
                    <persName ref="http://d-nb.info/gnd/118533401">Fischer, Kuno</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2095" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1871.??.??</date>
                    <persName ref="http://d-nb.info/gnd/118533401">Fischer, Kuno</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2096" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-06-09"/>
                    <persName ref="http://d-nb.info/gnd/118533401">Fischer, Kuno</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2097" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-08-04"/>
                    <persName ref="http://d-nb.info/gnd/118533401">Fischer, Kuno</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2098" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-06-28"/>
                    <persName ref="http://d-nb.info/gnd/116616571">Floericke, Kurt</persName>
                    <placeName ref="https://www.geonames.org/2928751">
                        <settlement type="city">Esslingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2099" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-01-22"/>
                    <persName>Fewkes, J. Walter</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2100" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-01-24"/>
                    <persName>Fewkes, J. Walter</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2101" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-03-06"/>
                    <persName>Fewkes, J. Walter</persName>
                    <placeName ref="https://www.geonames.org/4930956">
                        <settlement type="city">Boston, Massachusetts</settlement>
                        <country>
                            <name key="USA" type="current">Massachusetts</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2102" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-08-26"/>
                    <persName>Feuling, Martin</persName>
                    <placeName ref="https://www.geonames.org/2892794">
                        <settlement type="city">Karlsruhe</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2103" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-01-24"/>
                    <persName>Ferro, Paulus</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2104" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-01-06"/>
                    <persName>Fernandez, Miguel</persName>
                    <placeName ref="https://www.geonames.org/3432043">
                        <settlement type="city">La Plata</settlement>
                        <country>
                            <name key="ARG" type="current">Argentinien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2105" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-01-16"/>
                    <persName>Fernau, Rudolf</persName>
                    <placeName>
                        <settlement type="city">Fulda</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2106" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-02-05"/>
                    <persName>Fernau, Rudolf</persName>
                    <placeName>
                        <settlement type="city">Fulda</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2107" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Fernbach, Wolfgang</persName>
                    <placeName ref="https://www.geonames.org/2855598">
                        <settlement type="city">Berlin-Pankow</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2108" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-03-09"/>
                    <persName>Ferguson, William</persName>
                    <placeName ref="https://www.geonames.org/1248991">
                        <settlement type="city">Colombo</settlement>
                        <country>
                            <name key="LKA" type="current">Sri Lanka</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2109" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-07-10"/>
                    <persName>Ferguson, Campbell</persName>
                    <placeName>
                        <settlement type="city">Lillyfield</settlement>
                        <country>
                            <name key="CAN" type="current">Kanada</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2110" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-06-01"/>
                    <persName>Ferchost, Malvi</persName>
                    <placeName ref="https://www.geonames.org/3054643">
                        <settlement type="city">Budapest</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2111" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-14"/>
                    <persName>Ferber, Carl</persName>
                    <placeName>
                        <settlement type="city">Cottbus</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2112" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-06-23"/>
                    <persName>Ferber, M. R.</persName>
                    <placeName ref="https://www.geonames.org/2921232">
                        <settlement type="city">Gera</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2113" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-06-01"/>
                    <persName>Fenk, Willi</persName>
                    <placeName ref="https://www.geonames.org/2929670">
                        <settlement type="city">Erfurt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2114" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-06-02"/>
                    <persName>Fenk, Willi</persName>
                    <placeName ref="https://www.geonames.org/2929670">
                        <settlement type="city">Erfurt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2115" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-10"/>
                    <persName>Fenth, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2116" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-03-29"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/2524119">
                        <settlement type="city">Modica</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2117" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-01-29"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/3171366">
                        <settlement type="city">Patti</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2118" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-04-05"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2119" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-07-03"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2120" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-07-19"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2121" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-07-24"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2122" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-09-28"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2123" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-08-07"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2124" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-06-24"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2125" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-12-07"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2126" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-01-03"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2127" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-01-12"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2128" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-03-12"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2129" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-05-14"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2130" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-07-05"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2131" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-05-04"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2132" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-10-08"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2133" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-11-17"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2134" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-01-17"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/2524119">
                        <settlement type="city">Modica</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2135" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-12-13"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/2524119">
                        <settlement type="city">Modica</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2136" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-02-05"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/2524119">
                        <settlement type="city">Modica</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2137" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-03-11"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/2524119">
                        <settlement type="city">Modica</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2138" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-10-13"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/2524119">
                        <settlement type="city">Modica</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2139" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-05-05"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/2524119">
                        <settlement type="city">Modica</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2140" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-09-05"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/2524119">
                        <settlement type="city">Modica</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2141" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-12-06"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/2524119">
                        <settlement type="city">Modica</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2142" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-01-02"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/2524119">
                        <settlement type="city">Modica</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2143" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-01-25"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/2524119">
                        <settlement type="city">Modica</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2144" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-06-12"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/3169412">
                        <settlement type="city">Rieti</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2145" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-04"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName ref="https://www.geonames.org/3169412">
                        <settlement type="city">Rieti</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2146" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-04-10"/>
                    <persName>Felser, Anna Gudrun</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2147" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-04-10"/>
                    <persName>Felser, Anna Gudrun</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/1037227409">Herold, Gustav Karl Martin</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2148" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-07-31"/>
                    <persName>Felser, Anna Gudrun</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2149" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-12-30"/>
                    <persName>Feller, Fritz</persName>
                    <placeName ref="https://www.geonames.org/3186886">
                        <settlement type="city">Zagreb (Agram)</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2150" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-18"/>
                    <persName>Fels, Louis</persName>
                    <placeName>
                        <settlement type="city">Eisenstein</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2151" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-06-20"/>
                    <persName>Fels, Martin</persName>
                    <placeName>
                        <settlement type="city">Zweighof</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2152" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-01-04"/>
                    <persName>Fels, Martin</persName>
                    <placeName ref="https://www.geonames.org/2463679">
                        <settlement type="city">Korfu (Corfu)</settlement>
                        <country>
                            <name key="GRC" type="current">Griechenland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2153" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-03-14"/>
                    <persName>Fels, Martin</persName>
                    <placeName ref="https://www.geonames.org/2463679">
                        <settlement type="city">Korfu (Corfu)</settlement>
                        <country>
                            <name key="GRC" type="current">Griechenland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2154" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-04-01"/>
                    <persName>Fels, Martin</persName>
                    <placeName ref="https://www.geonames.org/2463679">
                        <settlement type="city">Korfu (Corfu)</settlement>
                        <country>
                            <name key="GRC" type="current">Griechenland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2155" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-05-17"/>
                    <persName>Fels, Martin</persName>
                    <placeName ref="https://www.geonames.org/2463679">
                        <settlement type="city">Korfu (Corfu)</settlement>
                        <country>
                            <name key="GRC" type="current">Griechenland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2156" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-11-26"/>
                    <persName>Fels, Martin</persName>
                    <placeName>
                        <settlement type="city">Stann Creek</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2157" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-05-08"/>
                    <persName>Fels, Martin</persName>
                    <placeName>
                        <settlement type="city">Stann Creek</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2158" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-23"/>
                    <persName ref="http://d-nb.info/gnd/103472469X">Feldhusen, Anna</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2159" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName ref="http://d-nb.info/gnd/103472469X">Feldhusen, Anna</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2160" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-01-01"/>
                    <persName>Feldmann, Henry</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2161" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-12"/>
                    <persName>Felgner, Hans</persName>
                    <placeName>
                        <settlement type="city">Muralto-Locarno</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2162" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-16"/>
                    <persName>Felgner, Hans</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2163" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-30"/>
                    <persName>Felice, Marco</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2164" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-04-22"/>
                    <persName>Felice, Marco</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2165" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-01"/>
                    <persName>Félix, Jules</persName>
                    <placeName ref="https://www.geonames.org/2800866">
                        <settlement type="city">Brüssel</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2166" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-11-22"/>
                    <persName>Félix, Jules</persName>
                    <placeName ref="https://www.geonames.org/2800866">
                        <settlement type="city">Brüssel</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2167" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Félix, Jules</persName>
                    <placeName ref="https://www.geonames.org/2800866">
                        <settlement type="city">Brüssel</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2168" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-07-27"/>
                    <persName>Fekete, J.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2169" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-10-04"/>
                    <persName>Feigen, Heinz</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2170" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-08-19"/>
                    <persName>Feinstein, Josef</persName>
                    <placeName ref="https://www.geonames.org/2871736">
                        <settlement type="city">Merseburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2171" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-08-25"/>
                    <persName>Feinstein, Josef</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2172" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-08-28"/>
                    <persName>Feinstein, Josef</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2173" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-10-02"/>
                    <persName>Feinstein, Josef</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2174" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-16"/>
                    <persName>Feinstein, Josef</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2175" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-05"/>
                    <persName>Feichtinger, Adolf</persName>
                    <placeName>
                        <settlement type="city">Lambach</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2176" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-09"/>
                    <persName>Feichtinger, Alexius Baron</persName>
                    <placeName ref="https://www.geonames.org/3054643">
                        <settlement type="city">Budapest</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2177" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-10-27"/>
                    <persName>Pfeiffer, Jurgen Edward</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2178" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-04-15"/>
                    <persName>Feer, Anna</persName>
                    <placeName>
                        <settlement type="city">Veltheim</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2179" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-08-03"/>
                    <persName>Fehleisen, Carl</persName>
                    <placeName ref="https://www.geonames.org/2847736">
                        <settlement type="city">Reutlingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2180" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-09-19"/>
                    <persName>Fehleisen, Carl</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2181" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1918.05.??</date>
                    <persName>Feddersen, Hans Peter</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2182" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-10-02"/>
                    <persName>Feddersen, Hans Peter</persName>
                    <placeName ref="https://www.geonames.org/2926271">
                        <settlement type="city">Flensburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2183" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-10-20"/>
                    <persName ref="http://d-nb.info/gnd/11642589X">Feddersen, Berend Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2184" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-10-24"/>
                    <persName ref="http://d-nb.info/gnd/11642589X">Feddersen, Berend Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2185" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-11-18"/>
                    <persName ref="http://d-nb.info/gnd/11642589X">Feddersen, Berend Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2186" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-16"/>
                    <persName ref="http://d-nb.info/gnd/117503770">Federley, Harry</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2187" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-13"/>
                    <persName ref="http://d-nb.info/gnd/117503770">Federley, Harry</persName>
                    <placeName ref="https://www.geonames.org/658225">
                        <settlement type="city">Helsinki</settlement>
                        <country>
                            <name key="FIN" type="current">Finnland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2188" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-15"/>
                    <persName ref="http://d-nb.info/gnd/117503770">Federley, Harry</persName>
                    <placeName ref="https://www.geonames.org/658225">
                        <settlement type="city">Helsinki</settlement>
                        <country>
                            <name key="FIN" type="current">Finnland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2189" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-05-14"/>
                    <persName ref="http://d-nb.info/gnd/117503770">Federley, Harry</persName>
                    <placeName ref="https://www.geonames.org/658225">
                        <settlement type="city">Helsinki</settlement>
                        <country>
                            <name key="FIN" type="current">Finnland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2190" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-12"/>
                    <persName ref="http://d-nb.info/gnd/117503770">Federley, Harry</persName>
                    <placeName ref="https://www.geonames.org/658225">
                        <settlement type="city">Helsinki</settlement>
                        <country>
                            <name key="FIN" type="current">Finnland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2191" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-04-01"/>
                    <persName>Feather, William</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2192" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Fecht, Maurice</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2193" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-05-06"/>
                    <persName>Fauth, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2809889">
                        <settlement type="city">Wetzlar</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2194" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Fauth, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2953504">
                        <settlement type="city">Baden-Baden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2195" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-08-02"/>
                    <persName ref="http://d-nb.info/gnd/119168634">Fauth, Philipp</persName>
                    <placeName>
                        <settlement type="city">Landstuhl</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2196" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-10"/>
                    <persName>Faußner, Hans</persName>
                    <placeName ref="https://www.geonames.org/2844988">
                        <settlement type="city">Rosenheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2197" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-19"/>
                    <persName>Faust, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2198" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-16"/>
                    <persName>Faust, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2199" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Faust, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2200" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-08-21"/>
                    <persName>Fanta, Adele</persName>
                    <placeName ref="https://www.geonames.org/2969679">
                        <settlement type="city">Versailles</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2201" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-08-30"/>
                    <persName>Fanta, Adele</persName>
                    <placeName ref="https://www.geonames.org/2969679">
                        <settlement type="city">Versailles</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2202" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-11-30"/>
                    <persName>Fanta, Adele</persName>
                    <placeName ref="https://www.geonames.org/2969679">
                        <settlement type="city">Versailles</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2203" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-01-06"/>
                    <persName>Fanta, Adele</persName>
                    <placeName ref="https://www.geonames.org/2969679">
                        <settlement type="city">Versailles</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2204" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-17"/>
                    <persName>Fasolt, Charlotte</persName>
                    <placeName>
                        <settlement type="city">Blankenhain</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2205" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-01-18"/>
                    <persName>Faßbender, N.N.</persName>
                    <placeName>
                        <settlement type="city">Bieber</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2206" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-16"/>
                    <persName>Falkenhayn, von</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2207" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-06-06"/>
                    <persName>Falkson, F.</persName>
                    <placeName ref="https://www.geonames.org/554234">
                        <settlement type="city">Königsberg</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2208" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-09-20"/>
                    <persName>Falta, Jaroslaw</persName>
                    <placeName>
                        <settlement type="city">Speyer</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2209" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-25"/>
                    <persName>Falkenburger, Fritz</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2210" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-03-06"/>
                    <persName>Falkenburger, Fritz</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2211" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Falkenfeld, Falk Wolfgang</persName>
                    <placeName ref="https://www.geonames.org/2925535">
                        <settlement type="city">Frankfurt (Oder)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2212" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-01-08"/>
                    <persName>Falk, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2213" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-12-25"/>
                    <persName>Falk, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2214" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName>Falck, Bruno</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2215" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-03-30"/>
                    <persName>Falck, Paul</persName>
                    <placeName ref="https://www.geonames.org/456172">
                        <settlement type="city">Riga</settlement>
                        <country>
                            <name key="LVA" type="current">Lettland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2216" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-15"/>
                    <persName>Falckenberg, Richard</persName>
                    <placeName ref="https://www.geonames.org/2929567">
                        <settlement type="city">Erlangen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2217" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-06-02"/>
                    <persName>Fahler, Allan</persName>
                    <placeName>
                        <settlement type="city">Wasa</settlement>
                        <country>
                            <name key="FIN" type="current">Finnland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2218" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-13"/>
                    <persName>Fahrenwald, Paul</persName>
                    <placeName>
                        <settlement type="city">Battin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2219" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-06-02"/>
                    <persName>Faißt, Bernhard</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2220" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-03-16"/>
                    <persName>Fabian, W.</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2221" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-09-25"/>
                    <persName>Fabian, W.</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2222" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-07-14"/>
                    <persName>Fabian, W.</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2223" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-05-01"/>
                    <persName>Fabretti, Ferdinand</persName>
                    <placeName ref="https://www.geonames.org/3171180">
                        <settlement type="city">Perugia</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2224" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-01-13"/>
                    <persName>Fässler, Oskar</persName>
                    <placeName ref="https://www.geonames.org/2658822">
                        <settlement type="city">St. Gallen</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2225" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-10-01"/>
                    <persName>Faber, Carl</persName>
                    <placeName>
                        <settlement type="city">Freudenstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2226" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-10-28"/>
                    <persName>Faber, Carl</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2227" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-11-23"/>
                    <persName>Faber, Carl</persName>
                    <placeName>
                        <settlement type="city">Freudenstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2228" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-04-29"/>
                    <persName>Faber, Carl</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2229" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-22"/>
                    <persName>Faber, Emily M.</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2230" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-11-19"/>
                    <persName>Fischer, Jean</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2231" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-10"/>
                    <persName>Fischer, Johannes</persName>
                    <placeName>
                        <settlement type="city">Mittweida</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2232" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-02-25"/>
                    <persName>Fischer, Jean</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2233" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-26"/>
                    <persName>Fischer, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2234" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-03-02"/>
                    <persName>Fischer, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2235" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-15"/>
                    <persName>Fischer, Hanns</persName>
                    <placeName ref="https://www.geonames.org/3101950">
                        <settlement type="city">Beuthen (Bytom)</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2236" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-06-10"/>
                    <persName>Fischer, Hanns</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2237" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Fischer, Hans</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2238" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-10-18"/>
                    <persName>Dufft, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2239" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-09-20"/>
                    <persName ref="http://d-nb.info/gnd/118683675">Fischer, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2852458">
                        <settlement type="city">Potsdam</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2240" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-11-06"/>
                    <persName ref="http://d-nb.info/gnd/118683675">Fischer, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2241" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-11-25"/>
                    <persName ref="http://d-nb.info/gnd/118683675">Fischer, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2242" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-07-18"/>
                    <persName ref="http://d-nb.info/gnd/118683675">Fischer, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2243" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-12-01"/>
                    <persName ref="http://d-nb.info/gnd/118683675">Fischer, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2244" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-05-19"/>
                    <persName ref="http://d-nb.info/gnd/118683675">Fischer, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2245" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-15"/>
                    <persName ref="http://d-nb.info/gnd/118683675">Fischer, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2246" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-11-27"/>
                    <persName ref="http://d-nb.info/gnd/118683675">Fischer, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2247" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-06-02"/>
                    <persName ref="http://d-nb.info/gnd/118683675">Fischer, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2248" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-07-22"/>
                    <persName ref="http://d-nb.info/gnd/118683675">Fischer, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2249" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-08"/>
                    <persName ref="http://d-nb.info/gnd/118683675">Fischer, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2250" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-12-18"/>
                    <persName ref="http://d-nb.info/gnd/118683675">Fischer, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/1648473">
                        <settlement type="city">Buitenzorg (Bogor)</settlement>
                        <country/>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2251" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-11-16"/>
                    <persName ref="http://d-nb.info/gnd/118683675">Fischer, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2252" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName ref="http://d-nb.info/gnd/118683675">Fischer, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Rewich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3169602">
                        <settlement type="city">Rapallo</settlement>
                        <country>
                            <name type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2253" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-10-09"/>
                    <persName ref="http://d-nb.info/gnd/118683675">Fischer, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2254" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-08-20"/>
                    <persName ref="http://d-nb.info/gnd/118683675">Fischer, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2953317">
                        <settlement type="city">Bad Wildungen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2255" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-09-02"/>
                    <persName ref="http://d-nb.info/gnd/118683675">Fischer, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2256" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-24"/>
                    <persName ref="http://d-nb.info/gnd/118683675">Fischer, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2257" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-05-22"/>
                    <persName ref="http://d-nb.info/gnd/118683675">Fischer, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2258" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-01-22"/>
                    <persName ref="http://d-nb.info/gnd/118683675">Fischer, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2259" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-18"/>
                    <persName>Fischer, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/116219076">Kleinsorgen, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2921466">
                        <settlement type="city">Gelsenkirchen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2260" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-01-31"/>
                    <persName>Fischer, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2261" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-22"/>
                    <persName>Fischer, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2262" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-04-13"/>
                    <persName>Boettcher, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2263" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-05-06"/>
                    <persName>Boettcher, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2264" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-07-03"/>
                    <persName>Boettcher, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2265" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-10-10"/>
                    <persName>Boettcher, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2266" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-10-01"/>
                    <persName>Fischer, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/116359161">Haeckel, Walter Carl Emil Ernst</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2267" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-06-03"/>
                    <persName>Fischer, Carl Alex</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2268" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-07-13"/>
                    <persName>Fischer, Emil</persName>
                    <placeName ref="https://www.geonames.org/683506">
                        <settlement type="city">Bukarest</settlement>
                        <country>
                            <name key="ROU" type="current">Rumänien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2269" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-09-28"/>
                    <persName>Fischer, Emil</persName>
                    <placeName ref="https://www.geonames.org/683506">
                        <settlement type="city">Bukarest</settlement>
                        <country>
                            <name key="ROU" type="current">Rumänien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2270" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1903.??.15</date>
                    <persName>Fischer, Emil</persName>
                    <placeName ref="https://www.geonames.org/683506">
                        <settlement type="city">Bukarest</settlement>
                        <country>
                            <name key="ROU" type="current">Rumänien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2271" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-09"/>
                    <persName>Fischer, Emil</persName>
                    <placeName ref="https://www.geonames.org/683506">
                        <settlement type="city">Bukarest</settlement>
                        <country>
                            <name key="ROU" type="current">Rumänien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2272" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-05-25"/>
                    <persName>Fischer, C. Ernst</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2273" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-22"/>
                    <persName>Fischer, C. Ernst</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2274" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-28"/>
                    <persName>Fischer, C. Ernst</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2275" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-11-17"/>
                    <persName>Fischer, C. Ernst</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2276" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-16"/>
                    <persName>Fischer, F. L.</persName>
                    <placeName ref="https://www.geonames.org/2955770">
                        <settlement type="city">Apolda</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2277" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName>Fischer, F. L.</persName>
                    <placeName ref="https://www.geonames.org/2955770">
                        <settlement type="city">Apolda</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2278" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-01"/>
                    <persName>Fischer, A.</persName>
                    <placeName ref="https://www.geonames.org/2808720">
                        <settlement type="city">Wilhelmshaven</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2279" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-09-21"/>
                    <persName>Fischer, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2939951">
                        <settlement type="city">Coburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2280" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-09-30"/>
                    <persName>Fischer, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2939951">
                        <settlement type="city">Coburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2281" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-03"/>
                    <persName>Fischer, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2861650">
                        <settlement type="city">Nürnberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2282" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-01-11"/>
                    <persName>Fischer, Anna</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2283" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-12-25"/>
                    <persName>Fischbach, Friedr.</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2284" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-18"/>
                    <persName>Fischer, N.N.</persName>
                    <placeName ref="https://www.geonames.org/554234">
                        <settlement type="city">Königsberg</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2285" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-01-20"/>
                    <persName>Fischer, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2929670">
                        <settlement type="city">Erfurt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2286" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-01-25"/>
                    <persName>Fischer, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2929670">
                        <settlement type="city">Erfurt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2287" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-02-04"/>
                    <persName>Fischer, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2929670">
                        <settlement type="city">Erfurt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2288" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-02-09"/>
                    <persName>Fischer, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2929670">
                        <settlement type="city">Erfurt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2289" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-01-13"/>
                    <persName>Fischer, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2929670">
                        <settlement type="city">Erfurt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2290" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-11-02"/>
                    <persName>Fischer, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2929670">
                        <settlement type="city">Erfurt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2291" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-02-16"/>
                    <persName>Fiorentini, Marianne</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2292" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-02-15"/>
                    <persName>Fiorentini, Marianne</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2293" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-02-28"/>
                    <persName>Fiorentini, Marianne</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2294" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-09"/>
                    <persName>Fiorentini, Marianne</persName>
                    <placeName ref="https://www.geonames.org/2764958">
                        <settlement type="city">Hall</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2295" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-03-07"/>
                    <persName>Fiorentini, Marianne</persName>
                    <placeName ref="https://www.geonames.org/2764958">
                        <settlement type="city">Hall</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2296" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-03-13"/>
                    <persName>Fiorentini, Marianne</persName>
                    <placeName ref="https://www.geonames.org/2764958">
                        <settlement type="city">Hall</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2297" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-04-16"/>
                    <persName>Fiorentini, Marianne</persName>
                    <placeName ref="https://www.geonames.org/2764958">
                        <settlement type="city">Hall</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2298" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-06-07"/>
                    <persName>Fiorentini, Marianne</persName>
                    <placeName ref="https://www.geonames.org/2764958">
                        <settlement type="city">Hall</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2299" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-09"/>
                    <persName>Fiorentini, Marianne</persName>
                    <placeName ref="https://www.geonames.org/2764958">
                        <settlement type="city">Hall</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2300" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-03-02"/>
                    <persName>Fiorentini, Marianne</persName>
                    <placeName ref="https://www.geonames.org/2764958">
                        <settlement type="city">Hall</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2301" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-06-18"/>
                    <persName>Fiorentini, Marianne</persName>
                    <placeName ref="https://www.geonames.org/2764958">
                        <settlement type="city">Hall</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2302" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-07-06"/>
                    <persName>Fiorentini, Marianne</persName>
                    <placeName ref="https://www.geonames.org/2764958">
                        <settlement type="city">Hall</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2303" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-07-22"/>
                    <persName>Fircks, H. B.</persName>
                    <placeName ref="https://www.geonames.org/2911296">
                        <settlement type="city">Altona</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2304" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-02-27"/>
                    <persName ref="http://d-nb.info/gnd/102035652">Finzi, Felice</persName>
                    <placeName ref="https://www.geonames.org/3176959">
                        <settlement type="city">Florenz (Firenze)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2305" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Reimer, Konrad</persName>
                    <persName>Sethe, Adelheid</persName>
                    <placeName>
                        <settlement type="city">Großlichterfelde-Ost</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2306" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1852-02-14"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Preußische Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2307" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1852-02-20"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Preußische Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2308" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1852-02-24"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Preußische Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2871736">
                        <settlement type="city">Merseburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2309" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1852-06-08"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Preußische Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2310" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1852-07-24"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Preußische Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2311" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1852-11-30"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Preußische Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2312" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1853-01-12"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Preußische Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2313" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1853-02-13"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Preußische Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2314" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1854-02-12"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Preußische Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2315" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1855-02-15"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Preußische Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2316" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1855-03-04"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Preußische Provinz Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2317" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1857-04-28"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2805451">
                        <settlement type="city">Wustrow</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName>Haeckel, Carl Gottlob</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2318" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1858-01-22"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2805451">
                        <settlement type="city">Wustrow</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2319" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1858-05-21"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2805451">
                        <settlement type="city">Wustrow</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2320" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1858-04-27"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2805451">
                        <settlement type="city">Wustrow</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2321" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1858-10-04"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2805451">
                        <settlement type="city">Wustrow</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2322" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1858-11-22"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2805451">
                        <settlement type="city">Wustrow</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2323" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1861-08-13"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2906121">
                        <settlement type="city">Herford</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2324" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1861-12-09"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2912621">
                        <settlement type="city">Hagen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Preußische Provinz Westphalen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2325" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1861-12-08"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2912621">
                        <settlement type="city">Hagen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName>Haeckel, Charlotte Auguste Henriette</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2326" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1862-07-23"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2912621">
                        <settlement type="city">Hagen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2327" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1862-08-18"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2912621">
                        <settlement type="city">Hagen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2328" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1863-03-14"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2871039">
                        <settlement type="city">Minden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2329" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1863-08-01"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2871039">
                        <settlement type="city">Minden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2330" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1864-04-18"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2871039">
                        <settlement type="city">Minden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2331" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-07-17"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2871736">
                        <settlement type="city">Merseburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2332" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-07-10"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2871039">
                        <settlement type="city">Minden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2333" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-10-18"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2871039">
                        <settlement type="city">Minden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2334" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-10-08"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2871039">
                        <settlement type="city">Minden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2335" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-02-07"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2336" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-04-16"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2337" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-05-22"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2338" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-10-29"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2339" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-10-20"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2340" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-11-24"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2341" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-08-17"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2871736">
                        <settlement type="city">Merseburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2342" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-12-29"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2343" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-02-17"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2344" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-17"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2345" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-04-15"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2346" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-12-11"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2347" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-03-25"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2348" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-07-19"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2349" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-12-30"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2350" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-04-04"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2351" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-01-03"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2352" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-07-19"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2353" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-08-12"/>
                    <persName>Meyer, Helene</persName>
                    <placeName>
                        <settlement type="city">Forni di Sopra</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                            <name type="historical">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2831088">
                        <settlement type="city">Sonthofen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2354" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-10-10"/>
                    <persName>Meyer, Helene</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2355" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-12-30"/>
                    <persName>Meyer, Helene</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2356" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-08-07"/>
                    <persName>Meyer, Helene</persName>
                    <placeName>
                        <settlement type="city">Pertisau</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2357" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-08-20"/>
                    <persName>Meyer, Helene</persName>
                    <placeName>
                        <settlement type="city">Pinzolo</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                            <name type="historical">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2358" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-01-02"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3169602">
                        <settlement type="city">Rapallo</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2359" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-25"/>
                    <persName>Meyer, Helene</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2360" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-30"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2361" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-10"/>
                    <persName>Meyer, Helene</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2362" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-31"/>
                    <persName>Meyer, Helene</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2363" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-03-03"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2364" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-15"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2365" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-16"/>
                    <persName>Meyer, Helene</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2366" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-06"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2367" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-11"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2368" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-12-18"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2369" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-12"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2370" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-14"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2371" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-02"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2372" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-05-19"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2373" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-15"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2374" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-15"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <persName>Finsterbusch, Anna</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2375" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Finsterbusch, Anna</persName>
                    <placeName ref="https://www.geonames.org/2867838">
                        <settlement type="city">Mülheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2376" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1861-12-08"/>
                    <persName ref="http://d-nb.info/gnd/1027670687">Finsterbusch, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2912621">
                        <settlement type="city">Hagen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName>Haeckel, Carl Gottlob</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2377" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-02-10"/>
                    <persName ref="http://d-nb.info/gnd/116524030">Finsch, Otto</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2378" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-06-12"/>
                    <persName ref="http://d-nb.info/gnd/116524030">Finsch, Otto</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2379" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-06-26"/>
                    <persName ref="http://d-nb.info/gnd/116524030">Finsch, Otto</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2380" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-03-05"/>
                    <persName ref="http://d-nb.info/gnd/116524030">Finsch, Otto</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2381" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-04-20"/>
                    <persName ref="http://d-nb.info/gnd/116524030">Finsch, Otto</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2382" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-01-04"/>
                    <persName ref="http://d-nb.info/gnd/116524030">Finsch, Otto</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2383" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-09-23"/>
                    <persName>Findlay, John Wainman</persName>
                    <placeName ref="https://www.geonames.org/2648579">
                        <settlement type="city">Glasgow</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2384" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1858-02-19"/>
                    <persName ref="http://d-nb.info/gnd/104128941">Filippi, Filippo de</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2385" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-13"/>
                    <persName ref="http://d-nb.info/gnd/118687379">Finsterlin, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2837085">
                        <settlement type="city">Schönau</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2386" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-03-28"/>
                    <persName ref="http://d-nb.info/gnd/118687379">Finsterlin, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2837085">
                        <settlement type="city">Schönau</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2387" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-03-28"/>
                    <persName ref="http://d-nb.info/gnd/118687379">Finsterlin, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2837085">
                        <settlement type="city">Schönau</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2388" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-13"/>
                    <persName ref="http://d-nb.info/gnd/118687379">Finsterlin, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2837085">
                        <settlement type="city">Schönau</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/116359161">Haeckel, Walter Carl Emil Ernst</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2389" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName>Fintelmann, Else</persName>
                    <placeName ref="https://www.geonames.org/2929670">
                        <settlement type="city">Erfurt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2390" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-10"/>
                    <persName>Figdor, M.</persName>
                    <placeName>
                        <settlement type="city">Arona</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2391" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-05-18"/>
                    <persName>Filla, Johannes</persName>
                    <placeName ref="https://www.geonames.org/3093692">
                        <settlement type="city">Liegnitz</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2392" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-05-25"/>
                    <persName>Filla, Johannes</persName>
                    <placeName ref="https://www.geonames.org/3093692">
                        <settlement type="city">Liegnitz</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2393" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-11-27"/>
                    <persName>Fincke, Ewalt</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2394" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-01-04"/>
                    <persName>Fincke, Ewalt</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2395" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-04-15"/>
                    <persName>Fincke, Ewalt</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2396" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-16"/>
                    <persName>Fincke, G.</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2397" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-01-27"/>
                    <persName>Fiebrig, K.</persName>
                    <placeName ref="https://www.geonames.org/3439389">
                        <settlement type="city">Asunción</settlement>
                        <country>
                            <name key="PRY" type="current">Paraguay</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2398" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-04-09"/>
                    <persName>Fiedler, Bh.</persName>
                    <placeName ref="https://www.geonames.org/3165185">
                        <settlement type="city">Triest</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2399" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName>Fiedler, Otto</persName>
                    <placeName>
                        <settlement type="city">St. Afra</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2400" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-02"/>
                    <persName>Field, George W.</persName>
                    <placeName ref="https://www.geonames.org/4347778">
                        <settlement type="city">Baltimore</settlement>
                        <country>
                            <name key="USA" type="current">Maryland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2401" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-03-23"/>
                    <persName>Field, George W.</persName>
                    <placeName ref="https://www.geonames.org/4347778">
                        <settlement type="city">Baltimore</settlement>
                        <country>
                            <name key="USA" type="current">Maryland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2402" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-26"/>
                    <persName>Field, James A.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2403" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-10-08"/>
                    <persName>Fiddicke, Max</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2404" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-01-21"/>
                    <persName>Fiddicke, Max</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2405" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-08-07"/>
                    <persName>Fiddicke, Max</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2406" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-06-30"/>
                    <persName>Fick, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2407" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-10-25"/>
                    <persName>Fick, Hans Fr. A.</persName>
                    <placeName>
                        <settlement type="city">Segeberg (heute: Bad Segeberg)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2408" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-10-31"/>
                    <persName>Fick, Hans Fr. A.</persName>
                    <placeName>
                        <settlement type="city">Segeberg (heute: Bad Segeberg)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2409" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-12-29"/>
                    <persName>Fickert, Emil</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2410" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-04-14"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/2524170">
                        <settlement type="city">Messina</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2411" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-04-12"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/2524170">
                        <settlement type="city">Messina</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2412" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-05-13"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/2524170">
                        <settlement type="city">Messina</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2413" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-07-10"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/2524170">
                        <settlement type="city">Messina</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2414" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-12-15"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/2524170">
                        <settlement type="city">Messina</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2415" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-12-29"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/2524170">
                        <settlement type="city">Messina</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2416" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-12-28"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/3171728">
                        <settlement type="city">Padua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2417" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-10-28"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/3171728">
                        <settlement type="city">Padua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2418" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-10-29"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/3171728">
                        <settlement type="city">Padua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2419" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-12-30"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/3171728">
                        <settlement type="city">Padua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2420" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-27"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/3171728">
                        <settlement type="city">Padua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2421" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-11-30"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/3170647">
                        <settlement type="city">Pisa</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2422" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-30"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/3170647">
                        <settlement type="city">Pisa</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2423" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-12-28"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/3170647">
                        <settlement type="city">Pisa</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2424" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-12-23"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/3170647">
                        <settlement type="city">Pisa</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2425" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-12-23"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/3170647">
                        <settlement type="city">Pisa</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2426" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-09"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/3170647">
                        <settlement type="city">Pisa</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2427" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-23"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/3170647">
                        <settlement type="city">Pisa</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2428" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-12-23"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/3170647">
                        <settlement type="city">Pisa</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2429" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-11-24"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/3170647">
                        <settlement type="city">Pisa</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2430" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-12-27"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/3170647">
                        <settlement type="city">Pisa</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2431" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-19"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/3170647">
                        <settlement type="city">Pisa</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2432" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-12-24"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/3170647">
                        <settlement type="city">Pisa</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2433" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-22"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/3170647">
                        <settlement type="city">Pisa</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2434" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-22"/>
                    <persName>Ficalbi, Saffo</persName>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <placeName ref="https://www.geonames.org/3170647">
                        <settlement type="city">Pisa</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2435" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-12-22"/>
                    <persName ref="http://d-nb.info/gnd/116486376">Ficalbi, Eugenio</persName>
                    <persName>Ficalbi, Saffo</persName>
                    <placeName ref="https://www.geonames.org/3170647">
                        <settlement type="city">Pisa</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2436" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-06-25"/>
                    <persName>Fichte, von</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2437" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName>Fiaschi, Vico</persName>
                    <placeName ref="https://www.geonames.org/3180423">
                        <settlement type="city">Carrara</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2438" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Fiaschi, Vico</persName>
                    <placeName ref="https://www.geonames.org/3169602">
                        <settlement type="city">Rapallo</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2439" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-21"/>
                    <persName>Fiaschi, Vico</persName>
                    <placeName ref="https://www.geonames.org/3180423">
                        <settlement type="city">Carrara</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3169602">
                        <settlement type="city">Rapallo</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2440" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-21"/>
                    <persName>Fiaschi, Vico</persName>
                    <placeName ref="https://www.geonames.org/3180423">
                        <settlement type="city">Carrara</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2441" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-21"/>
                    <persName>Fiaschi, Vico</persName>
                    <placeName ref="https://www.geonames.org/3180423">
                        <settlement type="city">Carrara</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2442" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-21"/>
                    <persName>Fiaschi, Vico</persName>
                    <placeName ref="https://www.geonames.org/3180423">
                        <settlement type="city">Carrara</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2443" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-21"/>
                    <persName>Fiaschi, Vico</persName>
                    <placeName ref="https://www.geonames.org/3180423">
                        <settlement type="city">Carrara</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2444" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-21"/>
                    <persName>Fiaschi, Vico</persName>
                    <placeName ref="https://www.geonames.org/3180423">
                        <settlement type="city">Carrara</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2445" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-08-27"/>
                    <persName>East, Edward Murray</persName>
                    <placeName>
                        <settlement type="city">Forest Hills</settlement>
                        <country>
                            <name key="USA" type="current">Massachusetts</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2446" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-05"/>
                    <persName>Ebel, Walter</persName>
                    <placeName>
                        <settlement type="city">Mühlbach</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2447" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-14"/>
                    <persName>Ebel, Walter</persName>
                    <placeName>
                        <settlement type="city">Mellendorf</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2448" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-06-05"/>
                    <persName>Eber, Almi</persName>
                    <placeName ref="https://www.geonames.org/2861650">
                        <settlement type="city">Nürnberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2449" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-07-29"/>
                    <persName>Eberhard, A.</persName>
                    <placeName ref="https://www.geonames.org/2949186">
                        <settlement type="city">Bielefeld</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2450" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-05-08"/>
                    <persName>Eberl, Rudolf</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2451" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-01-25"/>
                    <persName>Eberle, Anton</persName>
                    <placeName>
                        <settlement type="city">Pfronten Steinach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2452" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-01-25"/>
                    <persName>Eberle, Anton</persName>
                    <placeName>
                        <settlement type="city">Pfronten Steinach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2453" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-07-12"/>
                    <persName>Eberle, Cyprian</persName>
                    <placeName ref="https://www.geonames.org/2863941">
                        <settlement type="city">Neu-Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/117311863">Strauß, Emil</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2454" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-07-23"/>
                    <persName>Eberle, Cyprian</persName>
                    <placeName ref="https://www.geonames.org/2863941">
                        <settlement type="city">Neu-Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2455" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-08-14"/>
                    <persName>Eberle, Cyprian</persName>
                    <placeName ref="https://www.geonames.org/2863941">
                        <settlement type="city">Neu-Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2456" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-09-07"/>
                    <persName>Eberle, Cyprian</persName>
                    <placeName ref="https://www.geonames.org/2863941">
                        <settlement type="city">Neu-Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2457" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-09-13"/>
                    <persName>Eberle, Cyprian</persName>
                    <placeName ref="https://www.geonames.org/2863941">
                        <settlement type="city">Neu-Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2458" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName>Eberle, Cyprian</persName>
                    <placeName ref="https://www.geonames.org/2863941">
                        <settlement type="city">Neu-Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2459" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-05-22"/>
                    <persName>Eberle, Cyprian</persName>
                    <placeName ref="https://www.geonames.org/2863941">
                        <settlement type="city">Neu-Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2460" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-07-21"/>
                    <persName>Eberle, Cyprian</persName>
                    <placeName ref="https://www.geonames.org/2863941">
                        <settlement type="city">Neu-Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2461" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-20"/>
                    <persName>Eberle, Cyprian</persName>
                    <placeName ref="https://www.geonames.org/2863941">
                        <settlement type="city">Neu-Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2462" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-11-10"/>
                    <persName>Eberle, Cyprian</persName>
                    <placeName ref="https://www.geonames.org/2863941">
                        <settlement type="city">Neu-Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2463" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-01"/>
                    <persName>Eberle, Cyprian</persName>
                    <placeName ref="https://www.geonames.org/2863941">
                        <settlement type="city">Neu-Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2464" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-06-07"/>
                    <persName>Eberle, Cyprian</persName>
                    <placeName ref="https://www.geonames.org/2863941">
                        <settlement type="city">Neu-Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2465" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-01-10"/>
                    <persName>Eberle, Cyprian</persName>
                    <placeName ref="https://www.geonames.org/2863941">
                        <settlement type="city">Neu-Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2466" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-09-29"/>
                    <persName>Eberle, Cyprian</persName>
                    <placeName ref="https://www.geonames.org/2863941">
                        <settlement type="city">Neu-Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2467" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-10-24"/>
                    <persName>Eberle, Cyprian</persName>
                    <placeName ref="https://www.geonames.org/2863941">
                        <settlement type="city">Neu-Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2468" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Eberle, Cyprian</persName>
                    <placeName ref="https://www.geonames.org/2863941">
                        <settlement type="city">Neu-Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2469" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-03-20"/>
                    <persName>Eberlein, Alfred</persName>
                    <placeName>
                        <settlement type="city">Berent</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2470" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-07-01"/>
                    <persName>Eberlein, Richard</persName>
                    <placeName ref="https://www.geonames.org/2852512">
                        <settlement type="city">Pößneck</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2471" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Ebers, Antonie</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2472" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-07-15"/>
                    <persName>Ebers, Georg</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2473" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-12-10"/>
                    <persName>Ebers, Georg</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2474" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-12-11"/>
                    <persName>Ebers, Georg</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2475" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-02-05"/>
                    <persName>Ebers, Georg</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2476" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-10-20"/>
                    <persName>Ebers, Georg</persName>
                    <placeName ref="https://www.geonames.org/2658145">
                        <settlement type="city">Vevey</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2477" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-14"/>
                    <persName>Ebers, Georg</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2478" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-23"/>
                    <persName>Ebers, Georg</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2479" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-07-06"/>
                    <persName>Ebers, Georg</persName>
                    <placeName>
                        <settlement type="city">Tutzing</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2480" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-04-17"/>
                    <persName>Ebers, Georg</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2481" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-05-04"/>
                    <persName>Ebers, Georg</persName>
                    <placeName ref="https://www.geonames.org/2659811">
                        <settlement type="city">Luzern</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2482" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Ebers, Georg</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2483" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-04-03"/>
                    <persName>Eberly, Ralph H.</persName>
                    <placeName>
                        <settlement type="city">Mechanicsburg</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2484" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-06-16"/>
                    <persName ref="http://d-nb.info/gnd/1055201068">Eberstein, Moriz Lebrecht Freiherr von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2485" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-09-17"/>
                    <persName>Ebert, Friedrich Paul</persName>
                    <placeName ref="https://www.geonames.org/2834102">
                        <settlement type="city">Sebnitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2486" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-09-21"/>
                    <persName>Ebert, Friedrich Paul</persName>
                    <placeName ref="https://www.geonames.org/2834102">
                        <settlement type="city">Sebnitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2487" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-06-05"/>
                    <persName ref="http://d-nb.info/gnd/116332360">Ebert, Clara</persName>
                    <placeName ref="https://www.geonames.org/2939951">
                        <settlement type="city">Coburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2488" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-04-23"/>
                    <persName ref="http://d-nb.info/gnd/116332360">Ebert, Clara</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2489" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-12-23"/>
                    <persName>Ebert, Otto</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2490" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-11"/>
                    <persName>Ebert, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                            <name type="historical">Vereinigte Staaten von Amerika</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2491" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-15"/>
                    <persName>Ebhardt, Marie</persName>
                    <placeName ref="https://www.geonames.org/2940187">
                        <settlement type="city">Berlin-Charlottenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2492" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-08-31"/>
                    <persName>Ebla, Eugen</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2493" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-09-25"/>
                    <persName>Ebner, Adele von</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2494" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-13"/>
                    <persName>Ebrecht, Carl</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2495" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-03-08"/>
                    <persName>Ebsen, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2496" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-11-04"/>
                    <persName ref="http://d-nb.info/gnd/100833357">Eckardt, Julius Albert Wilhelm von</persName>
                    <placeName ref="https://www.geonames.org/2995469">
                        <settlement type="city">Marseille</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                            <name type="historical">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2497" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-07-07"/>
                    <persName ref="http://d-nb.info/gnd/1058254138">Eckardt, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2498" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-07-13"/>
                    <persName ref="http://d-nb.info/gnd/1058254138">Eckardt, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2499" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-07-04"/>
                    <persName ref="http://d-nb.info/gnd/118681567">Eckardt, Felix von</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2500" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-01-29"/>
                    <persName>Eckert, Bertold</persName>
                    <placeName ref="https://www.geonames.org/3208547">
                        <settlement type="city">Helgoland</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2501" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-07-21"/>
                    <persName>Eckhardt, Fritz</persName>
                    <placeName>
                        <settlement type="city">Wannsee-Berlin</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2502" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-13"/>
                    <persName>Eckert, Franziska</persName>
                    <placeName ref="https://www.geonames.org/3067696">
                        <settlement type="city">Prag</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2503" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-29"/>
                    <persName>Eckert, Franziska</persName>
                    <placeName ref="https://www.geonames.org/3067696">
                        <settlement type="city">Prag</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2504" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName>Eckstein, Ernst</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                            <name type="historical">Preußische Provinz Schlesien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2505" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-07-10"/>
                    <persName>Eckstein, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2506" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-10-01"/>
                    <persName>Eckstein, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2507" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-12-12"/>
                    <persName>Eckstein, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2508" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-01-15"/>
                    <persName>Eckstein, Ignaz</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2509" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-08-12"/>
                    <persName>Eckstein, Ignaz</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2510" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-11-11"/>
                    <persName ref="http://d-nb.info/gnd/118716638">Geddes, Patrick</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2511" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-12-26"/>
                    <persName>Edelsheim, Freiherr von</persName>
                    <placeName ref="https://www.geonames.org/2892794">
                        <settlement type="city">Karlsruhe</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2512" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-04-25"/>
                    <persName>Eder, Robert</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2513" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-04-30"/>
                    <persName>Eder, Robert</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2514" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-09"/>
                    <persName ref="http://d-nb.info/gnd/118687840">Edinger, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2515" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-08-25"/>
                    <persName ref="http://d-nb.info/gnd/118687840">Edinger, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2953395">
                        <settlement type="city">Bad Nauheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2516" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-10-19"/>
                    <persName ref="http://d-nb.info/gnd/118687840">Edinger, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2517" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-04-28"/>
                    <persName ref="http://d-nb.info/gnd/118687840">Edinger, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2518" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-12-02"/>
                    <persName ref="http://d-nb.info/gnd/118687840">Edinger, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2519" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName ref="http://d-nb.info/gnd/118687840">Edinger, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2520" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-01-02"/>
                    <persName ref="http://d-nb.info/gnd/118687840">Edinger, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2521" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-10-17"/>
                    <persName ref="http://d-nb.info/gnd/118687840">Edinger, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2522" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-05-02"/>
                    <persName ref="http://d-nb.info/gnd/118687840">Edinger, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2523" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-11-11"/>
                    <persName ref="http://d-nb.info/gnd/118687840">Edinger, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2524" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-11-25"/>
                    <persName ref="http://d-nb.info/gnd/118687840">Edinger, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2525" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-08-12"/>
                    <persName>Edler, Wilhelm Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2526" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-10-27"/>
                    <persName>Edler, Wilhelm Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2527" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-08-20"/>
                    <persName>Edler, Wilhelm Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2528" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-11-11"/>
                    <persName>Edler, Wilhelm Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2529" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Edler, Wilhelm Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2530" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-09-04"/>
                    <persName>Edler, Wilhelm Friedrich</persName>
                    <placeName>
                        <settlement type="city">Wismar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2531" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-12-30"/>
                    <persName>Edwards, Arthur M.</persName>
                    <placeName ref="https://www.geonames.org/5101798">
                        <settlement type="city">Newark</settlement>
                        <country>
                            <name key="USA" type="current">New Jersey</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2532" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-06-20"/>
                    <persName>Edwards, Arthur M.</persName>
                    <placeName ref="https://www.geonames.org/5101798">
                        <settlement type="city">Newark</settlement>
                        <country>
                            <name key="USA" type="current">New Jersey</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2533" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-04-21"/>
                    <persName>Edwards, Arthur M.</persName>
                    <placeName ref="https://www.geonames.org/5101798">
                        <settlement type="city">Newark</settlement>
                        <country>
                            <name key="USA" type="current">New Jersey</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2534" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-04-09"/>
                    <persName>Edwards, Arthur M.</persName>
                    <placeName ref="https://www.geonames.org/5101798">
                        <settlement type="city">Newark</settlement>
                        <country>
                            <name key="USA" type="current">New Jersey</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2535" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-04-16"/>
                    <persName>Edwards, Arthur M.</persName>
                    <placeName ref="https://www.geonames.org/5101798">
                        <settlement type="city">Newark</settlement>
                        <country>
                            <name key="USA" type="current">New Jersey</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2536" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-08-25"/>
                    <persName>Edwards, Charles Lincoln</persName>
                    <placeName ref="https://www.geonames.org/4835797">
                        <settlement type="city">Hartford</settlement>
                        <country>
                            <name key="USA" type="current">Connecticut</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2537" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-01-08"/>
                    <persName>Edwards, Robert Welch</persName>
                    <placeName ref="https://www.geonames.org/2511174">
                        <settlement type="city">Santa Cruz de Tenerife</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2538" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-05-15"/>
                    <persName>Eerde, William van</persName>
                    <placeName>
                        <settlement type="city">Paterson</settlement>
                        <country>
                            <name key="USA" type="current">New Jersey</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2539" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-18"/>
                    <persName>Effenberger, Walter</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2540" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-10-18"/>
                    <persName>Effenberger, Walter</persName>
                    <placeName ref="https://www.geonames.org/7627288">
                        <settlement type="city">Dresden-Neustadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2541" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Effenberger, Walter</persName>
                    <placeName ref="https://www.geonames.org/7627288">
                        <settlement type="city">Dresden-Neustadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2542" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-01-11"/>
                    <persName ref="http://d-nb.info/gnd/1023786567">Effertz, Otto</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2543" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-12-03"/>
                    <persName ref="http://d-nb.info/gnd/1023786567">Effertz, Otto</persName>
                    <placeName>
                        <settlement type="city">Pochutla</settlement>
                        <country>
                            <name key="MEX" type="current">Mexiko</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2544" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-02-20"/>
                    <persName ref="http://d-nb.info/gnd/1023786567">Effertz, Otto</persName>
                    <placeName>
                        <settlement type="city">Mihuatlan</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2545" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-09-07"/>
                    <persName>Eger, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2934246">
                        <settlement type="city">Düsseldorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2546" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-11-26"/>
                    <persName>Eger, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2797656">
                        <settlement type="city">Gent</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2547" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-12-28"/>
                    <persName>Eger, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2797656">
                        <settlement type="city">Gent</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2548" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-09"/>
                    <persName>Eger, N.N.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2549" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-23"/>
                    <persName>Eger, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2797656">
                        <settlement type="city">Gent</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2550" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-02-10"/>
                    <persName>Eger, N.N.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2551" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-20"/>
                    <persName>Eger, N.N.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2552" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-12-18"/>
                    <persName>Eger, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2857592">
                        <settlement type="city">Ohrdruf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2553" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-11"/>
                    <persName>Eger, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2857592">
                        <settlement type="city">Ohrdruf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2554" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-11-09"/>
                    <persName>Eger, Karl</persName>
                    <placeName ref="https://www.geonames.org/3077916">
                        <settlement type="city">Budweis (České Budějovice)</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2555" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-10-25"/>
                    <persName ref="http://d-nb.info/gnd/116365811">Eggeling, Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2872225">
                        <settlement type="city">Meiningen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2556" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-12-10"/>
                    <persName ref="http://d-nb.info/gnd/116365811">Eggeling, Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2872225">
                        <settlement type="city">Meiningen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2557" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-17"/>
                    <persName ref="http://d-nb.info/gnd/116365811">Eggeling, Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2558" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116365811">Eggeling, Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2559" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-07-20"/>
                    <persName ref="http://d-nb.info/gnd/116365811">Eggeling, Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2973783">
                        <settlement type="city">Strassburg (Strasbourg)</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2560" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-10-20"/>
                    <persName ref="http://d-nb.info/gnd/116365811">Eggeling, Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2973783">
                        <settlement type="city">Strassburg (Strasbourg)</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2561" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-12-31"/>
                    <persName ref="http://d-nb.info/gnd/116365811">Eggeling, Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2562" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-14"/>
                    <persName ref="http://d-nb.info/gnd/116365811">Eggeling, Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2563" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-04-08"/>
                    <persName ref="http://d-nb.info/gnd/116365811">Eggeling, Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2564" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116365811">Eggeling, Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2565" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-11-01"/>
                    <persName ref="http://d-nb.info/gnd/116365811">Eggeling, Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2857592">
                        <settlement type="city">Ohrdruf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2566" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-13"/>
                    <persName ref="http://d-nb.info/gnd/116365811">Eggeling, Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2857592">
                        <settlement type="city">Ohrdruf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2567" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-01-11"/>
                    <persName ref="http://d-nb.info/gnd/116365811">Eggeling, Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2857592">
                        <settlement type="city">Ohrdruf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2568" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116365811">Eggeling, Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2857592">
                        <settlement type="city">Ohrdruf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2569" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-10-29"/>
                    <persName ref="http://d-nb.info/gnd/116365811">Eggeling, Heinrich von</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2570" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-02-07"/>
                    <persName ref="http://d-nb.info/gnd/116365811">Eggeling, Heinrich von</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2571" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-12"/>
                    <persName ref="http://d-nb.info/gnd/116365811">Eggeling, Heinrich von</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2572" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-10-11"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2573" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-10-21"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2574" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-03-02"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2575" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-04-25"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2576" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-02-19"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2577" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-05-21"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2578" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-11-15"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2579" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-12-31"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2580" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-01-23"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2581" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-03-30"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2582" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-01-14"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2583" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-04-23"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2584" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-10-18"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2585" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-01-13"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2586" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-03-31"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2587" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-05-23"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2588" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-09-09"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2589" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-09-26"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2590" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-11-19"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2591" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2592" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-05-05"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2593" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-07-04"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2594" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-01-02"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2595" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-01-19"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2596" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-03-28"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2597" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-04-21"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2598" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-06-26"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2599" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-09-12"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2600" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-11-08"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2601" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-04-03"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2602" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-05-14"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2603" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-05-30"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2604" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-06-26"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country/>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2605" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-12-16"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2606" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-01-07"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2607" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-03-18"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2608" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-05-30"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2609" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-12-03"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2610" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-09-25"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2611" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-03-07"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2612" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-03-09"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2613" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-04-27"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2614" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-07-11"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2615" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-08-22"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName>
                        <settlement type="city">Engelberg</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2616" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-10-10"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2953504">
                        <settlement type="city">Baden-Baden</settlement>
                        <country/>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2617" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-03-21"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2618" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-11-15"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2619" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-12-22"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2620" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-02-01"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2621" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-02-24"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2622" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-04-14"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2623" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-04-19"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2659836">
                        <settlement type="city">Lugano</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2624" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-08-19"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2625" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2626" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-07-21"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2627" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-09-09"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2628" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-10-14"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2629" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-01-10"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <persName>Eggeling, Charlotte Marie Gertrude von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2630" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2631" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-02-22"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2632" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-08-24"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/3071024">
                        <settlement type="city">Marienbad</settlement>
                        <country>
                            <name type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2633" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-12-23"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2634" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-10-04"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2635" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-12-15"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2636" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-02-13"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2637" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-09-22"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2638" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-11-27"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2639" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-11-16"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2640" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-12-30"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2641" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-13"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2642" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-03-13"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2643" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-05-19"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2644" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-07-29"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2645" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-24"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2646" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-25"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2647" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-11-27"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2648" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-09-15"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName>
                        <settlement type="city">Gries</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2649" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-08-28"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2782058">
                        <settlement type="city">Bad Gastein</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2650" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-09"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2651" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2652" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-06"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2653" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-19"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2654" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-06-06"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName>
                        <settlement type="city">Tabarz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2655" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-06-28"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2656" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-09-02"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2782058">
                        <settlement type="city">Bad Gastein</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2657" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-05"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2658" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-05-10"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2659" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-07-15"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2660" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-03"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2661" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-16"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2662" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-01-01"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2663" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-01-22"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2664" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-26"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2665" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-03-06"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2666" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-03-31"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2667" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2668" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-04-18"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2669" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-09-03"/>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName>
                        <settlement type="city">Tabarz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3168019">
                        <settlement type="city">San Martino di Castrozza</settlement>
                        <country>
                            <name type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2670" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.03.07</date>
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2671" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-04-16"/>
                    <persName>Eggeling, Charlotte Marie Gertrude von</persName>
                    <placeName ref="https://www.geonames.org/2992058">
                        <settlement type="city">Montreux</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2672" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-15"/>
                    <persName>Eggeling, Charlotte Marie Gertrude von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2673" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-16"/>
                    <persName>Eggeling, Charlotte Marie Gertrude von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2674" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-10-19"/>
                    <persName>Eggeling, Charlotte Marie Gertrude von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2675" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1919.02.??</date>
                    <persName ref="http://d-nb.info/gnd/1032535857">Eggeling, Bernhard Friedrich von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2676" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-07-22"/>
                    <persName ref="http://d-nb.info/gnd/1032535857">Eggeling, Bernhard Friedrich von</persName>
                    <placeName ref="https://www.geonames.org/2911296">
                        <settlement type="city">Altona</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2677" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-13"/>
                    <persName>Eggeling, Ferdinand Karl Friedrich Otto</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2678" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-06-01"/>
                    <persName>Egger, Emilie</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2679" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-09-09"/>
                    <persName>Egger, Karl</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2680" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-11-29"/>
                    <persName>Eggers, Fritz</persName>
                    <placeName ref="https://www.geonames.org/588335">
                        <settlement type="city">Dorpat (Tartu)</settlement>
                        <country>
                            <name key="EST" type="current">Estland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2681" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-22"/>
                    <persName>Eggers, Fritz</persName>
                    <placeName ref="https://www.geonames.org/588335">
                        <settlement type="city">Dorpat (Tartu)</settlement>
                        <country>
                            <name key="EST" type="current">Estland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2682" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName>Eglmayer, M.</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2683" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Zenker, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2684" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-11-22"/>
                    <persName>Eberle, Cyprian</persName>
                    <placeName ref="https://www.geonames.org/2820256">
                        <settlement type="city">Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2685" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-16"/>
                    <persName>Ehle, Emil</persName>
                    <placeName>
                        <settlement type="city">Steinach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2686" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-03-16"/>
                    <persName>Ehle, Emil</persName>
                    <placeName>
                        <settlement type="city">Steinach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2687" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-15"/>
                    <persName>Ehle, Emil</persName>
                    <placeName>
                        <settlement type="city">Steinach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2688" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-06"/>
                    <persName>Ehlert, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2884509">
                        <settlement type="city">Krefeld</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2689" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-04-05"/>
                    <persName ref="http://d-nb.info/gnd/116381639">Ehrenbaum, Ernst</persName>
                    <placeName ref="https://www.geonames.org/3208547">
                        <settlement type="city">Helgoland</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2690" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-12-23"/>
                    <persName ref="http://d-nb.info/gnd/116381639">Ehrenbaum, Ernst</persName>
                    <placeName ref="https://www.geonames.org/3208547">
                        <settlement type="city">Helgoland</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2691" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-05-13"/>
                    <persName>Ehrenberg, Immo</persName>
                    <placeName ref="https://www.geonames.org/554234">
                        <settlement type="city">Königsberg</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2692" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1854-12-14"/>
                    <persName ref="http://d-nb.info/gnd/118529250">Ehrenberg, Christian Gottfried</persName>
                    <persName>Ehrenberg, Karoline Friederike</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">[Berlin]</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2693" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-12-31"/>
                    <persName>Ehrenberg, Paul</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2694" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1860-06-13"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2695" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1860-06-28"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2696" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1861-07-21"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Bayern</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2697" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1864-10-19"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2698" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-06-25"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2699" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-12-08"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2700" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1869-10-17"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2929567">
                        <settlement type="city">Erlangen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Bayern</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2701" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-12-04"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2929567">
                        <settlement type="city">Erlangen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Bayern</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2702" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-12-12"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2929567">
                        <settlement type="city">Erlangen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Bayern</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2703" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-02-19"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2929567">
                        <settlement type="city">Erlangen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2704" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-12-31"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2929567">
                        <settlement type="city">Erlangen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deustches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2705" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-12-19"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2929567">
                        <settlement type="city">Erlangen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2706" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-09-23"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2707" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-01-14"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2708" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-02-23"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2709" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-12-08"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2710" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-12-27"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2711" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-05-28"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2712" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-07-16"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2713" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-11-18"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2714" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-11-12"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2715" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-02-23"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2716" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-11-01"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2717" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-01"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2718" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-06-04"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2719" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-03-23"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2720" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-03-31"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2721" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-01"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2722" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-07"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country/>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2723" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-10-31"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2724" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-11-21"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2725" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-10-22"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2726" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-15"/>
                    <persName ref="http://d-nb.info/gnd/119059444">Ehlers, Ernst Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2727" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-03-22"/>
                    <persName>Ehret, A.</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2728" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-05-31"/>
                    <persName>Ehrhardt, Karl</persName>
                    <placeName>
                        <settlement type="city">Kehl am Rhein</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2729" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-13"/>
                    <persName>Ehrlich, Paula</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2730" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-17"/>
                    <persName>Ehrlicher, Adolf</persName>
                    <placeName>
                        <settlement type="city">Oberlauter</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2731" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-14"/>
                    <persName>Ehrmann, Berta</persName>
                    <placeName ref="https://www.geonames.org/3067696">
                        <settlement type="city">Prag</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2732" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-14"/>
                    <persName>Ehrmann, Berta</persName>
                    <placeName ref="https://www.geonames.org/3067696">
                        <settlement type="city">Prag</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2733" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-08-14"/>
                    <persName>Ehrmann, Paul</persName>
                    <placeName ref="https://www.geonames.org/2919502">
                        <settlement type="city">Leipzig-Gohlis</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2734" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-17"/>
                    <persName>Eichbaum, Willy</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2735" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-02-10"/>
                    <persName>Eichel Streiber, Jul. v.</persName>
                    <placeName ref="https://www.geonames.org/2931574">
                        <settlement type="city">Eisenach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2736" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-07-12"/>
                    <persName>Eichele, Anton</persName>
                    <placeName ref="https://www.geonames.org/2954172">
                        <settlement type="city">Augsburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2737" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-07-16"/>
                    <persName>Eichholtz, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2738" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-02-15"/>
                    <persName>Eichholtz, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2739" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-09-05"/>
                    <persName>Eichhorn, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2740" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-06-17"/>
                    <persName>Eichhorn, Karl</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2741" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-12"/>
                    <persName>Eichler, Clara</persName>
                    <placeName ref="https://www.geonames.org/2955439">
                        <settlement type="city">Arnstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2742" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-15"/>
                    <persName>Eichler, Clara</persName>
                    <placeName ref="https://www.geonames.org/2955439">
                        <settlement type="city">Arnstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2743" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-12-30"/>
                    <persName>Eichler, Clara</persName>
                    <placeName ref="https://www.geonames.org/2867613">
                        <settlement type="city">Hannoversch Münden</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2744" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-11"/>
                    <persName>Eichler, Clara</persName>
                    <placeName ref="https://www.geonames.org/2867613">
                        <settlement type="city">Hannoversch Münden</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2745" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-15"/>
                    <persName>Eichler, Clara</persName>
                    <placeName ref="https://www.geonames.org/2867613">
                        <settlement type="city">Hannoversch Münden</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2746" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-10-17"/>
                    <persName>Eichler, Emil</persName>
                    <placeName ref="https://www.geonames.org/2878018">
                        <settlement type="city">Groß-Lichterfelde (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2747" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-10-11"/>
                    <persName>Eichler, G.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2748" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-03-08"/>
                    <persName>Eichthal, Gustave d'</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2749" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-05-21"/>
                    <persName>Eicke, Franz</persName>
                    <placeName>
                        <settlement type="city">Frankfurt</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2750" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Eicke, Franz</persName>
                    <placeName>
                        <settlement type="city">Babenhausen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2751" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-07-11"/>
                    <persName>Eimer, Manfred</persName>
                    <placeName ref="https://www.geonames.org/2973783">
                        <settlement type="city">Strassburg (Strasbourg)</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2752" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-02-21"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2753" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-02-29"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2754" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-05-31"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2755" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-08-04"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2756" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-09-10"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName>
                        <settlement type="city">Bronnbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2757" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-02-27"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2758" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-03-07"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2759" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-08-02"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName>
                        <settlement type="city">Veitshöchheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2760" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-08-08"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2820860">
                        <settlement type="city">Tübingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2761" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-11-10"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2820860">
                        <settlement type="city">Tübingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2762" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-08-04"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2820860">
                        <settlement type="city">Tübingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2763" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-01-24"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2820860">
                        <settlement type="city">Tübingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2764" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-11-18"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2820860">
                        <settlement type="city">Tübingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2765" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-06-29"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2820860">
                        <settlement type="city">Tübingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2766" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-03-11"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2820860">
                        <settlement type="city">Tübingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2767" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-03-22"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2820860">
                        <settlement type="city">Tübingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2768" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-11-01"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2820860">
                        <settlement type="city">Tübingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2769" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-11-20"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2820860">
                        <settlement type="city">Tübingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2770" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-12-02"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2820860">
                        <settlement type="city">Tübingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2771" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-01-13"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2820860">
                        <settlement type="city">Tübingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2772" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2820860">
                        <settlement type="city">Tübingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2773" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-05-07"/>
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2820860">
                        <settlement type="city">Tübingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2774" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName ref="http://d-nb.info/gnd/116424524">Eimer, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2820860">
                        <settlement type="city">Tübingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2775" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-09-05"/>
                    <persName>Einstein, Leopold</persName>
                    <placeName>
                        <settlement type="city">Fürth</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2776" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-01-13"/>
                    <persName>Einstein, Leopold</persName>
                    <placeName ref="https://www.geonames.org/2861650">
                        <settlement type="city">Nürnberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2777" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-11-20"/>
                    <persName>Einstein, Leopold</persName>
                    <placeName ref="https://www.geonames.org/2861650">
                        <settlement type="city">Nürnberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2778" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-04-09"/>
                    <persName>Einstein, Leopold</persName>
                    <placeName ref="https://www.geonames.org/2861650">
                        <settlement type="city">Nürnberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2779" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-04-24"/>
                    <persName>Einstein, Leopold</persName>
                    <placeName ref="https://www.geonames.org/2861650">
                        <settlement type="city">Nürnberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2780" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1885.06.?? [?]</date>
                    <persName>Einstein, Leopold</persName>
                    <placeName ref="https://www.geonames.org/2861650">
                        <settlement type="city">Nürnberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2781" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-05-07"/>
                    <persName>Eisele, Emil</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2782" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-12-12"/>
                    <persName>Eisen, Gustaf</persName>
                    <placeName ref="https://www.geonames.org/2666199">
                        <settlement type="city">Uppsala</settlement>
                        <country>
                            <name key="SWE" type="current">Schweden</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2783" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-10"/>
                    <persName>Eisenhardt, Friedr.</persName>
                    <placeName ref="https://www.geonames.org/2867996">
                        <settlement type="city">Mühlhausen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2784" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-02-26"/>
                    <persName ref="http://d-nb.info/gnd/116435186">Eisig, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2785" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-05-26"/>
                    <persName ref="http://d-nb.info/gnd/116435186">Eisig, Hugo</persName>
                    <placeName>
                        <settlement type="city">Mühlenbach (Mühlbach, heute: Sebeș)</settlement>
                        <country>
                            <name key="ROU" type="current">Rumänien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2786" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-11-23"/>
                    <persName ref="http://d-nb.info/gnd/116435186">Eisig, Hugo</persName>
                    <placeName>
                        <settlement type="city">Mühlenbach (Mühlbach, heute Sebeș)</settlement>
                        <country>
                            <name key="ROU" type="current">Rumänien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2787" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-05-12"/>
                    <persName ref="http://d-nb.info/gnd/116435186">Eisig, Hugo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2788" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-04-28"/>
                    <persName ref="http://d-nb.info/gnd/124362214">Eisler, Rudolf</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2789" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-01-07"/>
                    <persName ref="http://d-nb.info/gnd/124362214">Eisler, Rudolf</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2790" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-03-29"/>
                    <persName>Eisner, Emanuel</persName>
                    <placeName>
                        <settlement type="city">Szeged</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2791" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Eivers, P.</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2792" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-02-19"/>
                    <persName>Ekle, August</persName>
                    <placeName>
                        <settlement type="city">Blaubeuren</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2793" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-06-15"/>
                    <persName>Ekle, August</persName>
                    <placeName>
                        <settlement type="city">Blaubeuren</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2794" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-04-09"/>
                    <persName>Ekstein, Robert</persName>
                    <placeName>
                        <settlement type="city">Arad</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2795" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-10-25"/>
                    <persName>Elarow, George</persName>
                    <placeName ref="https://www.geonames.org/498817">
                        <settlement type="city">St. Petersburg</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2796" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-01-28"/>
                    <persName>Elarow, George</persName>
                    <placeName ref="https://www.geonames.org/498817">
                        <settlement type="city">St. Petersburg</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2797" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-07-30"/>
                    <persName>Elarow, George</persName>
                    <placeName ref="https://www.geonames.org/498817">
                        <settlement type="city">St. Petersburg</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2798" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-12-17"/>
                    <persName>Elarow, George</persName>
                    <placeName ref="https://www.geonames.org/498817">
                        <settlement type="city">St. Petersburg</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2799" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-03-14"/>
                    <persName>Elarow, George</persName>
                    <placeName ref="https://www.geonames.org/498817">
                        <settlement type="city">St. Petersburg</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2800" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-03-21"/>
                    <persName>Elarow, George</persName>
                    <placeName ref="https://www.geonames.org/498817">
                        <settlement type="city">St. Petersburg</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2801" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-02-01"/>
                    <persName>Elarow, George</persName>
                    <placeName ref="https://www.geonames.org/498817">
                        <settlement type="city">St. Petersburg</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2802" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-16"/>
                    <persName>Elbe, Marie</persName>
                    <placeName>
                        <settlement type="city">Moson</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2803" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-10"/>
                    <persName>Elbe, Marie</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2804" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-01-01"/>
                    <persName>Elbe, Marie</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2805" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-07-17"/>
                    <persName>Elbs, Josef</persName>
                    <placeName ref="https://www.geonames.org/2863941">
                        <settlement type="city">Neu-Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2806" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-07-25"/>
                    <persName>Elbs, Josef</persName>
                    <placeName ref="https://www.geonames.org/2863941">
                        <settlement type="city">Neu-Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2807" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-11-30"/>
                    <persName>Elbs, Josef</persName>
                    <placeName ref="https://www.geonames.org/2863941">
                        <settlement type="city">Neu-Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2808" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-07-10"/>
                    <persName>Elbs, Josef</persName>
                    <placeName ref="https://www.geonames.org/2863941">
                        <settlement type="city">Neu-Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2809" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-02-28"/>
                    <persName>Elbs, Josef</persName>
                    <placeName ref="https://www.geonames.org/2820256">
                        <settlement type="city">Ulm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2810" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-08-11"/>
                    <persName>Mecklenburg, Elisabeth Herzogin von</persName>
                    <placeName>
                        <settlement type="city">Schweningen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2811" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-12-17"/>
                    <persName>Mecklenburg, Elisabeth Herzogin von</persName>
                    <placeName ref="https://www.geonames.org/2808553">
                        <settlement type="city">Wiligrad</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2812" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-10"/>
                    <persName>Mecklenburg, Elisabeth Herzogin von</persName>
                    <placeName ref="https://www.geonames.org/2808553">
                        <settlement type="city">Wiligrad</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2813" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1860-12-04"/>
                    <persName ref="http://d-nb.info/gnd/1055365109">Elditt, Heinrich Ludwig</persName>
                    <placeName ref="https://www.geonames.org/554234">
                        <settlement type="city">Königsberg</settlement>
                        <country>
                            <name type="current">Russland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2814" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-04-14"/>
                    <persName>Eldredge, Charles F.</persName>
                    <placeName>
                        <settlement type="city">Kansas City</settlement>
                        <country>
                            <name key="USA" type="current">Missouri</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2815" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-10-27"/>
                    <persName>Elischer, Balthasar</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2816" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-04-19"/>
                    <persName>Elischer, Balthasar</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2817" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-08"/>
                    <persName>Elkan, S.</persName>
                    <placeName ref="https://www.geonames.org/2935517">
                        <settlement type="city">Dortmund</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2818" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-11-20"/>
                    <persName>Elkind, L.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2819" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-11-30"/>
                    <persName ref="http://d-nb.info/gnd/130452866">Elliott, Joseph John</persName>
                    <persName ref="http://d-nb.info/gnd/13045284X">Fry, Clarence Edmund</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2820" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-05-02"/>
                    <persName ref="http://d-nb.info/gnd/130452866">Elliott, Joseph John</persName>
                    <persName ref="http://d-nb.info/gnd/13045284X">Fry, Clarence Edmund</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2821" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-02-04"/>
                    <persName>Ellram, Arthur</persName>
                    <placeName ref="https://www.geonames.org/3093133">
                        <settlement type="city">Lodz (Łódź)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2822" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-02-12"/>
                    <persName>Ellram, Arthur</persName>
                    <placeName>
                        <settlement type="city">Hatton</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2823" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Ellram, Arthur</persName>
                    <placeName ref="https://www.geonames.org/3093133">
                        <settlement type="city">Lodz (Łódź)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2824" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-06-25"/>
                    <persName>Ellram, Arthur</persName>
                    <placeName>
                        <settlement type="city">Grand Canyon</settlement>
                        <country>
                            <name key="USA" type="current">Colorado</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2825" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-11-01"/>
                    <persName>Ellram, Arthur</persName>
                    <placeName ref="https://www.geonames.org/3093133">
                        <settlement type="city">Lodz (Łódź)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2826" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-10-05"/>
                    <persName>Elpel, Franz</persName>
                    <placeName ref="https://www.geonames.org/3090436">
                        <settlement type="city">Neisse (Nysa)</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2827" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-03-05"/>
                    <persName>Elsberg, Louis</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2828" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-04-09"/>
                    <persName>Elsberg, Louis</persName>
                    <placeName ref="https://www.geonames.org/3165185">
                        <settlement type="city">Triest</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2829" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-09-19"/>
                    <persName>Elsberg, Louis</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2830" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-09-29"/>
                    <persName>Elsberg, Louis</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2831" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-01-10"/>
                    <persName>Elsberg, Louis</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2832" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-02-18"/>
                    <persName>Elsberg, Louis</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2833" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-07-27"/>
                    <persName>Elsberg, Louis</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2834" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-09-01"/>
                    <persName>Elsberg, Louis</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2835" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-11-14"/>
                    <persName>Elsberg, Louis</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2836" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-02-23"/>
                    <persName>Elsberg, Louis</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2837" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-08-31"/>
                    <persName>Elsberg, Louis</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2838" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-06-16"/>
                    <persName>Elsberg, Louis</persName>
                    <placeName ref="https://www.geonames.org/3247449">
                        <settlement type="city">Aachen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2839" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-07-12"/>
                    <persName>Elsberg, Louis</persName>
                    <placeName ref="https://www.geonames.org/3247449">
                        <settlement type="city">Aachen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2840" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-10-10"/>
                    <persName>Elsberg, Louis</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2841" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName>Elschenbroick, Ed.</persName>
                    <placeName ref="https://www.geonames.org/2847585">
                        <settlement type="city">Rheydt (Mönchengladbach)</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2842" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName>Elsner, Hanny</persName>
                    <placeName ref="https://www.geonames.org/2887366">
                        <settlement type="city">Klotzsche-Koenigswald (Dresden)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2843" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName>Elsner, Hans</persName>
                    <placeName ref="https://www.geonames.org/2887366">
                        <settlement type="city">Klotzsche-Koenigswald (Dresden)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2844" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-09-14"/>
                    <persName>Elsom, Fred K.</persName>
                    <placeName ref="https://www.geonames.org/2192362">
                        <settlement type="city">Christchurch</settlement>
                        <country>
                            <name type="current">Neuseeland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2845" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-15"/>
                    <persName>Elste, Karl</persName>
                    <placeName ref="https://www.geonames.org/3099434">
                        <settlement type="city">Danzig (Gdańsk)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2846" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-06-03"/>
                    <persName ref="http://d-nb.info/gnd/101638841">Elster, Alexander</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2847" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-06-04"/>
                    <persName ref="http://d-nb.info/gnd/11646125X">Elster, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2848" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-11-04"/>
                    <persName>Elzer, J.</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2849" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-11-24"/>
                    <persName>Emanuel, Frida</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2850" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116470550">Emery, Carlo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2851" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-08"/>
                    <persName>Emmerling, W.</persName>
                    <placeName ref="https://www.geonames.org/2861650">
                        <settlement type="city">Nürnberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2852" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-11-17"/>
                    <persName>Emrich, Friedericke</persName>
                    <placeName>
                        <settlement type="city">Ober-Ramstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2853" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-10-22"/>
                    <persName ref="http://d-nb.info/gnd/116476893">Endemann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName>Haeckel, Charlotte Auguste Henriette</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2854" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-11-23"/>
                    <persName ref="http://d-nb.info/gnd/116476893">Endemann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName>Haeckel, Charlotte Auguste Henriette</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2855" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Enderlein, Günther</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2856" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-03-04"/>
                    <persName>Enders, L.</persName>
                    <placeName>
                        <settlement type="city">Kreuzburg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2857" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-22"/>
                    <persName>Engau, B.</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2858" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-04-28"/>
                    <persName>Engau, Otto</persName>
                    <placeName>
                        <settlement type="city">Laubegast</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2859" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-05-07"/>
                    <persName>Engau, Otto</persName>
                    <placeName>
                        <settlement type="city">Laubegast</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2860" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-08-05"/>
                    <persName>Engau, Otto</persName>
                    <placeName>
                        <settlement type="city">Laubegast</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2861" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-07-14"/>
                    <persName>Engel, Paul Hildebrand</persName>
                    <placeName>
                        <settlement type="city">St. Tropez</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2862" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-07-11"/>
                    <persName>Engel, Carl</persName>
                    <placeName ref="https://www.geonames.org/2921232">
                        <settlement type="city">Gera</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2863" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-10"/>
                    <persName>Engel, Carl</persName>
                    <placeName ref="https://www.geonames.org/2950881">
                        <settlement type="city">Berchtesgaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2864" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-31"/>
                    <persName>Engel, Carl von</persName>
                    <placeName ref="https://www.geonames.org/524901">
                        <settlement type="city">Moskau</settlement>
                        <country>
                            <name key="USA" type="current">Iowa</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2865" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-10-07"/>
                    <persName ref="http://d-nb.info/gnd/116486996">Engel, Fritz</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2866" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-06"/>
                    <persName>Engel, Richard</persName>
                    <placeName ref="https://www.geonames.org/2921232">
                        <settlement type="city">Gera</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2867" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-04-12"/>
                    <persName>Engel, Richard</persName>
                    <placeName ref="https://www.geonames.org/2921232">
                        <settlement type="city">Gera</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2868" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-05"/>
                    <persName>Engel, Th.</persName>
                    <placeName ref="https://www.geonames.org/2873891">
                        <settlement type="city">Mannheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2869" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-16"/>
                    <persName>Engel, Werner</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2870" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-01-25"/>
                    <persName>Engelhardt, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2871" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1909.11.??</date>
                    <persName>Engelhardt, Ewald</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2872" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-11-10"/>
                    <persName ref="http://d-nb.info/gnd/1073448142">Engelmann, Wilhelm Andreas</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2873" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-12-31"/>
                    <persName ref="http://d-nb.info/gnd/1073448142">Engelmann, Wilhelm Andreas</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2874" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-25"/>
                    <persName ref="http://d-nb.info/gnd/1073448142">Engelmann, Wilhelm Andreas</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2875" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-18"/>
                    <persName ref="http://d-nb.info/gnd/1073448142">Engelmann, Wilhelm Andreas</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2876" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-16"/>
                    <persName>Engelmann, Max</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2877" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-11-30"/>
                    <persName>Engelmann, Friedrich (Fritz)</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2878" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-12"/>
                    <persName>Engelmann, Friedrich (Fritz)</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2879" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-15"/>
                    <persName>Engelmann, Friedrich (Fritz)</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2880" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-09"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2881" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-11-24"/>
                    <persName ref="http://d-nb.info/gnd/1073448142">Engelmann, Wilhelm Andreas</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2882" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-11-26"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2883" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-12-10"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2884" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Engelmann, Friedrich (Fritz)</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2885" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-03-20"/>
                    <persName ref="http://d-nb.info/gnd/119492172">Engelmann, Richard</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2886" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-09-23"/>
                    <persName ref="http://d-nb.info/gnd/119492172">Engelmann, Richard</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/116640375">Rothe, Karl Friedrich Otto</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2887" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-10-05"/>
                    <persName ref="http://d-nb.info/gnd/116640375">Rothe, Karl Friedrich Otto</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/119492172">Engelmann, Richard</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2888" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1864-06-24"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2889" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1864-08-09"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2890" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1864-10-21"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2891" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1864-10-27"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2892" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-02-10"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2893" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-03-04"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2894" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-03-11"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2895" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-06-15"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2896" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-08-01"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2897" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-12-20"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2898" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-08-09"/>
                    <persName ref="http://d-nb.info/gnd/116497025">Engelmann, Theodor</persName>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2899" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-09-07"/>
                    <persName ref="http://d-nb.info/gnd/116497025">Engelmann, Theodor</persName>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2900" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-06-22"/>
                    <persName ref="http://d-nb.info/gnd/116497025">Engelmann, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2901" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-03-24"/>
                    <persName ref="http://d-nb.info/gnd/116497025">Engelmann, Theodor</persName>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2902" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1869-02-19"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2903" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1869-04-28"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2904" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-08-12"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2905" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-10-01"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2906" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-10-07"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2907" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-11-20"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2908" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-06-25"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2909" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-08-04"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2659172">
                        <settlement type="city">Pontresina</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2910" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-09-11"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2911" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-09-14"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2912" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-10-02"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2913" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-10-23"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2914" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-10-27"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2915" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-10-30"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2916" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-11-03"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2917" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-11-12"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2918" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-11-16"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2919" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-11-19"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2920" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-11-27"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2921" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-01-28"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2922" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-06-04"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2923" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-01-12"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2924" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-03-04"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2925" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-04-13"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deuhsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2926" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-06-01"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2927" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-11-20"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2928" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-11-28"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2929" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-06-27"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2930" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-07-16"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2931" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-08-22"/>
                    <persName ref="http://d-nb.info/gnd/116496975">Engelmann, Rudolf</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2932" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-12-02"/>
                    <persName ref="http://d-nb.info/gnd/116496975">Engelmann, Rudolf</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2933" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-08-25"/>
                    <persName ref="http://d-nb.info/gnd/116496975">Engelmann, Rudolf</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2934" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-09-11"/>
                    <persName ref="http://d-nb.info/gnd/116496975">Engelmann, Rudolf</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2935" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-01-17"/>
                    <persName ref="http://d-nb.info/gnd/116496975">Engelmann, Rudolf</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2936" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-12-31"/>
                    <persName ref="http://d-nb.info/gnd/116496975">Engelmann, Rudolf</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2937" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-10-17"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2938" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-10-26"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2939" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-07-01"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2940" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-07-08"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2941" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-01-28"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2942" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-03-13"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2943" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-03-31"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2944" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-04-14"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2945" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-05-02"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2946" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-05-08"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2947" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-05-20"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2948" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-05-22"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2949" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-06-11"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2950" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-06-16"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2951" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-07-11"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2952" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-07-13"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2953" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-08-11"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2954" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-09-14"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2955" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-09-21"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2956" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-10-26"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2957" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-10-28"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2958" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-11-02"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2959" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-11-05"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2960" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-04-22"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2961" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-08-01"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2962" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-08-12"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2963" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-08-18"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2964" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-09-29"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2965" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-10-12"/>
                    <persName ref="http://d-nb.info/gnd/1073448142">Engelmann, Wilhelm Andreas</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2966" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-12-02"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2967" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-10-03"/>
                    <persName ref="http://d-nb.info/gnd/118723081">Kippenberg, Anton</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2968" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-11-26"/>
                    <persName ref="http://d-nb.info/gnd/1073448142">Engelmann, Wilhelm Andreas</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2969" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="http://www.geonames.org/3169602">
                        <settlement type="city">Rapallo</settlement>
                        <country>
                            <name type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2970" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-03-29"/>
                    <persName ref="http://d-nb.info/gnd/1073448142">Engelmann, Wilhelm Andreas</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2971" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-08"/>
                    <persName ref="http://d-nb.info/gnd/1073448142">Engelmann, Wilhelm Andreas</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2972" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-07-22"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2973" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-11-18"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2974" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-08-17"/>
                    <persName ref="http://d-nb.info/gnd/1073448142">Engelmann, Wilhelm Andreas</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2975" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-03-11"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2976" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-05-13"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2977" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-05-27"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2978" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-01-04"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2979" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-01-16"/>
                    <persName ref="http://d-nb.info/gnd/1073448142">Engelmann, Wilhelm Andreas</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2980" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-15"/>
                    <persName>Unbekannt</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2981" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-07-05"/>
                    <persName ref="http://d-nb.info/gnd/1073448142">Engelmann, Wilhelm Andreas</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2982" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-12-19"/>
                    <persName ref="http://d-nb.info/gnd/1073448142">Engelmann, Wilhelm Andreas</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2983" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-03-28"/>
                    <persName ref="http://d-nb.info/gnd/1073448142">Engelmann, Wilhelm Andreas</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2984" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-16"/>
                    <persName>Unbekannt</persName>
                    <placeName ref="http://www.geonames.org/2839398">
                        <settlement type="city">Schierke</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="http://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2985" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-03-30"/>
                    <persName ref="http://d-nb.info/gnd/1073448142">Engelmann, Wilhelm Andreas</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2986" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-04-11"/>
                    <persName ref="http://d-nb.info/gnd/1073448142">Engelmann, Wilhelm Andreas</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2987" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Unbekannt</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2988" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1921-02-10"/>
                    <persName>Unbekannt</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/116359161">Haeckel, Walter Carl Emil Ernst</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2989" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1921-02-12"/>
                    <persName ref="http://d-nb.info/gnd/116359161">Haeckel, Walter Carl Emil Ernst</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/117506567">Schmidt, Heinrich</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2990" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1863-07-30"/>
                    <persName ref="http://d-nb.info/gnd/118684809">Engelmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2991" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-05-19"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2992" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-11-07"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2993" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-11-04"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2994" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-11-07"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2995" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-12-09"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2996" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-01-23"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2997" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-01-30"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2998" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-02-12"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_2999" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-02-12"/>
                    <persName>Pohle, Eduard Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3000" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-03-24"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsche Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3001" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-04-01"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3002" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-04-30"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3003" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-05-14"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3004" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-07-29"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3005" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-08-05"/>
                    <persName ref="http://d-nb.info/gnd/118723081">Kippenberg, Anton</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3006" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-09-04"/>
                    <persName ref="http://d-nb.info/gnd/1073448142">Engelmann, Wilhelm Andreas</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3007" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-07"/>
                    <persName ref="http://d-nb.info/gnd/1073448142">Engelmann, Wilhelm Andreas</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3008" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName ref="http://d-nb.info/gnd/1073448142">Engelmann, Wilhelm Andreas</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3009" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-24"/>
                    <persName>Engelsmann, Elisabeth</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3010" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1904.12.?? [?]</date>
                    <persName>Engelsmann, Elisabeth</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3011" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-09"/>
                    <persName>Engelsmann, Elisabeth</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3012" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-24"/>
                    <persName>Engelsmann, Elisabeth</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3013" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-05"/>
                    <persName>Engelsmann, Elisabeth</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3014" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-30"/>
                    <persName>Engelsmann, Elisabeth</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3015" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1906.??.?? [?]</date>
                    <persName>Engelsmann, Elisabeth</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3016" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-01-16"/>
                    <persName>Engelsmann, Elisabeth</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3017" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1906.??.?? [?]</date>
                    <persName>Engelsmann, Elisabeth</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3018" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-09-10"/>
                    <persName>Engelsmann, Elisabeth</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3019" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-25"/>
                    <persName>Engelsmann, Elisabeth</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3020" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Engelsmann, Elisabeth</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3021" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-12-24"/>
                    <persName>Engelsmann, Elisabeth</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3022" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-12-30"/>
                    <persName>Engelsmann, Elisabeth</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3023" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-16"/>
                    <persName>Engelsmann, Elisabeth</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3024" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-15"/>
                    <persName>Engelsmann, Elisabeth</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3025" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-30"/>
                    <persName>Engelsmann, Elisabeth</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3026" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName>Engelsmann, Elisabeth</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3027" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-16"/>
                    <persName>Engelsmann, Elisabeth</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3028" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-28"/>
                    <persName ref="http://d-nb.info/gnd/119368951">Engert, Joseph</persName>
                    <placeName>
                        <settlement type="city">Baunach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3029" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-06-29"/>
                    <persName ref="http://d-nb.info/gnd/119368951">Engert, Joseph</persName>
                    <placeName>
                        <settlement type="city">Baunach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3030" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-08-06"/>
                    <persName ref="http://d-nb.info/gnd/119368951">Engert, Joseph</persName>
                    <placeName>
                        <settlement type="city">Ochsenfurt</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3031" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-08-04"/>
                    <persName>Engesser, Leonie</persName>
                    <placeName ref="https://www.geonames.org/2892794">
                        <settlement type="city">Karlsruhe</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3032" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-10-09"/>
                    <persName>Engesser, Leonie</persName>
                    <placeName ref="https://www.geonames.org/2892794">
                        <settlement type="city">Karlsruhe</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3033" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-11-29"/>
                    <persName>Engesser, Leonie</persName>
                    <placeName ref="https://www.geonames.org/2892794">
                        <settlement type="city">Karlsruhe</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3034" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-11-18"/>
                    <persName ref="http://d-nb.info/gnd/118684906">Engler, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3035" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-10-31"/>
                    <persName ref="http://d-nb.info/gnd/118684906">Engler, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3036" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-03-24"/>
                    <persName ref="http://d-nb.info/gnd/118684906">Engler, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2939440">
                        <settlement type="city">Berlin-Dahlem</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3037" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-10-14"/>
                    <persName>Engler, Else</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3038" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Engwer, Theodor</persName>
                    <placeName>
                        <settlement type="city">Untersachsenberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3039" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-06-18"/>
                    <persName>Engwer, Theodor</persName>
                    <placeName>
                        <settlement type="city">Untersachsenberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3040" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-12"/>
                    <persName>Engwer, Theodor</persName>
                    <persName>Kalkowski, Kurt Julius</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3041" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-16"/>
                    <persName>Epstein, Fritz</persName>
                    <placeName>
                        <settlement type="city">Teplitz-Schönau (heute: Teplice)</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3042" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1892.??.31</date>
                    <persName>Erb, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3043" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-08-28"/>
                    <persName>Erber, Othmar</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3044" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-02-18"/>
                    <persName>Ercolani, G. B.</persName>
                    <placeName ref="https://www.geonames.org/3181928">
                        <settlement type="city">Bologna</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3045" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-03-24"/>
                    <persName>Ercolani, G. B.</persName>
                    <placeName ref="https://www.geonames.org/3181928">
                        <settlement type="city">Bologna</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3046" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-09-03"/>
                    <persName>Erdélyi, J. Rol.</persName>
                    <placeName>
                        <settlement type="city">Kaiserbrunn</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3047" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-22"/>
                    <persName>Erdélyi, Josefine</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3048" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-08"/>
                    <persName>Erdélyi, J. Rol.</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3049" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-03-28"/>
                    <persName>Erdmann, Alma</persName>
                    <placeName ref="https://www.geonames.org/2910831">
                        <settlement type="city">Hannover</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3050" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-05-20"/>
                    <persName>Erdmann, Alma</persName>
                    <placeName>
                        <settlement type="city">Beichlingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3051" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-11"/>
                    <persName>Erdmann, Benno</persName>
                    <placeName ref="https://www.geonames.org/2878018">
                        <settlement type="city">Berlin-Lichterfelde-Ost (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3052" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-06-08"/>
                    <persName>Erdmann, Benno</persName>
                    <placeName ref="https://www.geonames.org/2878018">
                        <settlement type="city">Berlin-Lichterfelde-Ost (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3053" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-11-30"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2911665">
                        <settlement type="city">Halberstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3054" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-12-19"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2911665">
                        <settlement type="city">Halberstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3055" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-05-14"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName>
                        <settlement type="city">Ohrsleben</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3056" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName>
                        <settlement type="city">Schloß Annaburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3057" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-12-31"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2955999">
                        <settlement type="city">Schloß Annaburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3058" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-01-25"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2955999">
                        <settlement type="city">Schloß Annaburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3059" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-06-30"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2955999">
                        <settlement type="city">Schloß Annaburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3060" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-12-29"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2955999">
                        <settlement type="city">Schloß Annaburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3061" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2955999">
                        <settlement type="city">Schloß Annaburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3062" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-03-24"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2955999">
                        <settlement type="city">Schloß Annaburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3063" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-02-14"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2955999">
                        <settlement type="city">Schloß Annaburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3064" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1887.03.??</date>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2955999">
                        <settlement type="city">Schloß Annaburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3065" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-05-30"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2955999">
                        <settlement type="city">Schloß Annaburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3066" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-05-06"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2955999">
                        <settlement type="city">Schloß Annaburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3067" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-05-10"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2955999">
                        <settlement type="city">Schloß Annaburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3068" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2955999">
                        <settlement type="city">Schloß Annaburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3069" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-02-04"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2955999">
                        <settlement type="city">Schloß Annaburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3070" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2955999">
                        <settlement type="city">Schloß Annaburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3071" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-05-15"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2812626">
                        <settlement type="city">Weilburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3072" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-04-24"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2812626">
                        <settlement type="city">Weilburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3073" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2812626">
                        <settlement type="city">Weilburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3074" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-08-09"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2812626">
                        <settlement type="city">Weilburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3075" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-10-30"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2812626">
                        <settlement type="city">Weilburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3076" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-10-08"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2811899">
                        <settlement type="city">Weißenfels</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3077" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-07-24"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3078" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-26"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2811899">
                        <settlement type="city">Weißenfels</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3079" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-07"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2811899">
                        <settlement type="city">Weißenfels</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3080" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-02"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2811899">
                        <settlement type="city">Weißenfels</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3081" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-03"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2811899">
                        <settlement type="city">Weißenfels</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3082" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-14"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2811899">
                        <settlement type="city">Weißenfels</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3083" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-08-14"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2924656">
                        <settlement type="city">Friedrichroda</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3084" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-08-25"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName>
                        <settlement type="city">Gehlsdorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3085" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-11-27"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName>
                        <settlement type="city">Gehlsdorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3086" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName>
                        <settlement type="city">Gehlsdorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3087" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName ref="http://d-nb.info/gnd/116530383">Erdmann, Gustav Adolf</persName>
                    <placeName ref="https://www.geonames.org/2812626">
                        <settlement type="city">Weilburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3088" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-06-22"/>
                    <persName>Erdsiek, C.</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3089" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-03-31"/>
                    <persName>Erfurth, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3090" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-15"/>
                    <persName>Erhard, Josepha</persName>
                    <placeName ref="https://www.geonames.org/3173577">
                        <settlement type="city">Meran</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3091" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-15"/>
                    <persName>Erhard, Josepha</persName>
                    <placeName ref="https://www.geonames.org/3173577">
                        <settlement type="city">Meran</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3092" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-05-26"/>
                    <persName>Erhard, Walter</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3093" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-06-03"/>
                    <persName>Erhardt, F.</persName>
                    <placeName>
                        <settlement type="city">Ladowitz (heute: Ledvice)</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3094" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-07"/>
                    <persName>Erhardt, Franz</persName>
                    <placeName ref="https://www.geonames.org/2844588">
                        <settlement type="city">Rostock</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3095" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-04-26"/>
                    <persName>Erichsen, Leo</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3096" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-13"/>
                    <persName>Erichsen, Leo</persName>
                    <placeName ref="https://www.geonames.org/2931574">
                        <settlement type="city">Eisenach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3097" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-16"/>
                    <persName>Erichsen, Leo</persName>
                    <placeName ref="https://www.geonames.org/2918752">
                        <settlement type="city">Gotha</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3098" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-12-30"/>
                    <persName>Erippo, Angelo</persName>
                    <placeName>
                        <settlement type="city">Varallo-Sesia</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3099" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-10-25"/>
                    <persName ref="http://d-nb.info/gnd/117511978">Erler, Hugo</persName>
                    <placeName>
                        <settlement type="city">Lehndorf</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3100" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-02-13"/>
                    <persName>Ernest, Edward</persName>
                    <placeName ref="https://www.geonames.org/4347778">
                        <settlement type="city">Baltimore</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3101" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-11-19"/>
                    <persName ref="http://d-nb.info/gnd/129266183">Sachsen-Altenburg, Ernst II.  Herzog von</persName>
                    <placeName ref="https://www.geonames.org/2892518">
                        <settlement type="city">Kassel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3102" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-05-24"/>
                    <persName ref="http://d-nb.info/gnd/129266183">Sachsen-Altenburg, Ernst II.  Herzog von</persName>
                    <placeName ref="https://www.geonames.org/2852458">
                        <settlement type="city">Potsdam</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3103" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-16"/>
                    <persName ref="http://d-nb.info/gnd/129266183">Sachsen-Altenburg, Ernst II.  Herzog von</persName>
                    <placeName ref="https://www.geonames.org/2852458">
                        <settlement type="city">Potsdam</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3104" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-15"/>
                    <persName ref="http://d-nb.info/gnd/129266183">Sachsen-Altenburg, Ernst II.  Herzog von</persName>
                    <placeName ref="https://www.geonames.org/2852458">
                        <settlement type="city">Potsdam</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3105" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-12-14"/>
                    <persName ref="http://d-nb.info/gnd/129266183">Sachsen-Altenburg, Ernst II.  Herzog von</persName>
                    <placeName ref="https://www.geonames.org/2852458">
                        <settlement type="city">Potsdam</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3106" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-17"/>
                    <persName ref="http://d-nb.info/gnd/129266183">Sachsen-Altenburg, Ernst II.  Herzog von</persName>
                    <placeName ref="https://www.geonames.org/2957773">
                        <settlement type="city">Altenburg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3107" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-17"/>
                    <persName ref="http://d-nb.info/gnd/129266183">Sachsen-Altenburg, Ernst II.  Herzog von</persName>
                    <placeName>
                        <settlement type="city">Hummelshain</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3108" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-11-27"/>
                    <persName ref="http://d-nb.info/gnd/126390924">Helldorff, Georg von</persName>
                    <placeName ref="https://www.geonames.org/2957773">
                        <settlement type="city">Altenburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3109" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-03-05"/>
                    <persName>Ernst, Anna</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3110" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-03-16"/>
                    <persName>Ernst, Franz</persName>
                    <placeName>
                        <settlement type="city">Nixdorf</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3111" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-11-02"/>
                    <persName>Ernst, H.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3112" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-11-04"/>
                    <persName>Ernst, H.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3113" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-08-06"/>
                    <persName>Ernst, H.</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3114" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-04-26"/>
                    <persName>Sachsen-Meiningen, Ernst Prinz von</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3115" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-01-03"/>
                    <persName>Sachsen-Meiningen, Ernst Prinz von</persName>
                    <placeName ref="https://www.geonames.org/2872225">
                        <settlement type="city">Meiningen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3116" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-12-15"/>
                    <persName>Sachsen-Meiningen, Ernst Prinz von</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3117" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-07-10"/>
                    <persName>Sachsen-Meiningen, Ernst Prinz von</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3118" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-06-20"/>
                    <persName>Sachsen-Meiningen, Ernst Prinz von</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3119" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-03-16"/>
                    <persName>Sachsen-Meiningen, Ernst Prinz von</persName>
                    <placeName>
                        <settlement type="city">Mitrowitza</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3120" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-05-03"/>
                    <persName>Sachsen-Meiningen, Ernst Prinz von</persName>
                    <placeName ref="https://www.geonames.org/702550">
                        <settlement type="city">Lemberg (Lwiw)</settlement>
                        <country>
                            <name key="UKR" type="current">Ukraine</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3121" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Erreipald, Marie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3122" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-14"/>
                    <persName>Erreipald, Marie</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3123" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-09-13"/>
                    <persName>Errera, Eugénie Rose</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3124" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-07"/>
                    <persName ref="http://d-nb.info/gnd/11751229X">Errera, Léo Abram</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3125" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-06-26"/>
                    <persName ref="http://d-nb.info/gnd/116569360">Escherich, Karl</persName>
                    <placeName ref="https://www.geonames.org/2973783">
                        <settlement type="city">Strassburg (Strasbourg)</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3126" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-07-20"/>
                    <persName ref="http://d-nb.info/gnd/116569360">Escherich, Karl</persName>
                    <placeName ref="https://www.geonames.org/2973783">
                        <settlement type="city">Strassburg (Strasbourg)</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3127" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-13"/>
                    <persName ref="http://d-nb.info/gnd/116569360">Escherich, Karl</persName>
                    <placeName ref="https://www.geonames.org/1230553">
                        <settlement type="city">Peradeniya</settlement>
                        <country>
                            <name key="LKA" type="current">Sri Lanka</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3128" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-10-10"/>
                    <persName ref="http://d-nb.info/gnd/116569409">Eschke, Richard</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3129" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-01-13"/>
                    <persName>Eschke, Hans Hermann</persName>
                    <placeName ref="https://www.geonames.org/1880252">
                        <settlement type="city">Singapore</settlement>
                        <country>
                            <name type="current">Malaysia</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3130" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-01-25"/>
                    <persName>Eschke, Hans Hermann</persName>
                    <placeName ref="https://www.geonames.org/1880252">
                        <settlement type="city">Singapore</settlement>
                        <country>
                            <name type="current">Malaysia</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3131" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-07-23"/>
                    <persName>Eschke, Hans Hermann</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3132" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-12-26"/>
                    <persName ref="http://d-nb.info/gnd/117512796">Eschke, Hermann Wilhelm Benjamin</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3133" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-07-29"/>
                    <persName ref="http://d-nb.info/gnd/117512796">Eschke, Hermann Wilhelm Benjamin</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3134" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-04-25"/>
                    <persName ref="http://d-nb.info/gnd/117512796">Eschke, Hermann Wilhelm Benjamin</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3135" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-09-22"/>
                    <persName ref="http://d-nb.info/gnd/117512796">Eschke, Hermann Wilhelm Benjamin</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3136" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-06-24"/>
                    <persName ref="http://d-nb.info/gnd/117512796">Eschke, Hermann Wilhelm Benjamin</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3137" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Eschke, Anna</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3138" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-02-26"/>
                    <persName>Esmarch, N.N.</persName>
                    <placeName ref="https://www.geonames.org/3067696">
                        <settlement type="city">Prag</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3139" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-11-17"/>
                    <persName>Esmarch, Elisabeth</persName>
                    <placeName>
                        <settlement type="city">Schmargendorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3140" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1869-12-06"/>
                    <persName>Esmark, Laus</persName>
                    <placeName ref="https://www.geonames.org/3143244">
                        <settlement type="city">Christiania (Oslo)</settlement>
                        <country>
                            <name key="NOR" type="current">Norwegen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3141" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-04-23"/>
                    <persName>Etges, Pet.</persName>
                    <placeName>
                        <settlement type="city">Bodesberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3142" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-07-12"/>
                    <persName>Etges, Pet.</persName>
                    <placeName>
                        <settlement type="city">Bodesberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3143" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-01-15"/>
                    <persName>Etges, Pet.</persName>
                    <placeName>
                        <settlement type="city">Bodesberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3144" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-08-23"/>
                    <persName>Etges, Pet.</persName>
                    <placeName>
                        <settlement type="city">Bodesberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3145" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-11"/>
                    <persName>Etz, Josef</persName>
                    <placeName>
                        <settlement type="city">Weiz</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3146" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-03-02"/>
                    <persName ref="http://d-nb.info/gnd/117515213">Eucken-Addenhausen, Georg Udo Victor von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3147" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-04-28"/>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3148" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-02-09"/>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3149" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-06-12"/>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3150" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <persName ref="http://d-nb.info/gnd/116586249">Eucken, Irene</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3169602">
                        <settlement type="city">Rapallo</settlement>
                        <country>
                            <name type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3151" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-01-19"/>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <persName ref="http://d-nb.info/gnd/116586249">Eucken, Irene</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3152" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-09-02"/>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3153" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-12-12"/>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3154" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-15"/>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <persName ref="http://d-nb.info/gnd/116586249">Eucken, Irene</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3155" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-16"/>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <persName ref="http://d-nb.info/gnd/116586249">Eucken, Irene</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3156" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-03-15"/>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3157" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-16"/>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <persName ref="http://d-nb.info/gnd/116586249">Eucken, Irene</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3158" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-09-10"/>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3159" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-05-22"/>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3160" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-06-02"/>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3161" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-22"/>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3162" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-09-12"/>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3163" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-03-17"/>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3164" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>??.01.1916</date>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3165" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-06-12"/>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3166" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-30"/>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3167" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-05-09"/>
                    <persName ref="http://d-nb.info/gnd/118682555">Eucken, Rudolf Christoph</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3168" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-09-25"/>
                    <persName ref="http://d-nb.info/gnd/116586249">Eucken, Irene</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3169" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-01-01"/>
                    <persName ref="http://d-nb.info/gnd/116586249">Eucken, Irene</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3170" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>??.01.1904</date>
                    <persName ref="http://d-nb.info/gnd/116586249">Eucken, Irene</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3171" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-09-11"/>
                    <persName ref="http://d-nb.info/gnd/116586249">Eucken, Irene</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3172" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-01-27"/>
                    <persName ref="http://d-nb.info/gnd/116586249">Eucken, Irene</persName>
                    <placeName ref="https://www.geonames.org/5134086">
                        <settlement type="city">Rochester</settlement>
                        <country>
                            <name type="current">Vereinigte Staaten von Amerika</name>
                            <name type="historical">Vereinigte Staaten von Amerika</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country/>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3173" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-09-08"/>
                    <persName ref="http://d-nb.info/gnd/116586249">Eucken, Irene</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3174" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.05.19</date>
                    <persName ref="http://d-nb.info/gnd/118682636">Eulenberg, Herbert</persName>
                    <placeName ref="https://www.geonames.org/2893993">
                        <settlement type="city">Kaiserswerth</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3175" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-09-02"/>
                    <persName ref="http://d-nb.info/gnd/118682636">Eulenberg, Herbert</persName>
                    <placeName ref="https://www.geonames.org/2893993">
                        <settlement type="city">Kaiserswerth</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3176" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-09-20"/>
                    <persName ref="http://d-nb.info/gnd/118682636">Eulenberg, Herbert</persName>
                    <placeName ref="https://www.geonames.org/2893993">
                        <settlement type="city">Kaiserswerth</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3177" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-12-11"/>
                    <persName ref="http://d-nb.info/gnd/118682636">Eulenberg, Herbert</persName>
                    <placeName ref="https://www.geonames.org/2893993">
                        <settlement type="city">Kaiserswerth</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3178" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-01-01"/>
                    <persName ref="http://d-nb.info/gnd/118682636">Eulenberg, Herbert</persName>
                    <placeName ref="https://www.geonames.org/2893993">
                        <settlement type="city">Kaiserswerth</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3179" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-07-11"/>
                    <persName ref="http://d-nb.info/gnd/118682636">Eulenberg, Herbert</persName>
                    <placeName ref="https://www.geonames.org/683506">
                        <settlement type="city">Bukarest</settlement>
                        <country>
                            <name key="ROU" type="current">Rumänien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3180" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-01-02"/>
                    <persName ref="http://d-nb.info/gnd/118682636">Eulenberg, Herbert</persName>
                    <placeName ref="https://www.geonames.org/2893993">
                        <settlement type="city">Kaiserswerth</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3181" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-04-07"/>
                    <persName ref="http://d-nb.info/gnd/118682636">Eulenberg, Herbert</persName>
                    <placeName ref="https://www.geonames.org/2934246">
                        <settlement type="city">Düsseldorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3182" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.12.30</date>
                    <persName ref="http://d-nb.info/gnd/118682636">Eulenberg, Herbert</persName>
                    <placeName ref="https://www.geonames.org/2893993">
                        <settlement type="city">Kaiserswerth</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3183" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.11.25</date>
                    <persName ref="http://d-nb.info/gnd/118682636">Eulenberg, Herbert</persName>
                    <placeName ref="https://www.geonames.org/2893993">
                        <settlement type="city">Kaiserswerth</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3184" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1869-11-20"/>
                    <persName>Eulenstein, R.</persName>
                    <placeName>
                        <settlement type="city">Oberlössnitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3185" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1913.11.??</date>
                    <persName>Euman, Vera von</persName>
                    <placeName ref="https://www.geonames.org/756135">
                        <settlement type="city">Warschau</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3186" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1913.11.??</date>
                    <persName>Euman, Vera von</persName>
                    <placeName ref="https://www.geonames.org/756135">
                        <settlement type="city">Warschau</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3187" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-09-18"/>
                    <persName>Eurinac, Adolf E.</persName>
                    <placeName>
                        <settlement type="city">Warasdin</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3188" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>vor dem 26.5.1915</date>
                    <persName>Wyon, Lionel H. O.</persName>
                    <placeName ref="https://www.geonames.org/2661552">
                        <settlement type="city">Bern</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3189" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-21"/>
                    <persName>Evans, Edgar H. R.</persName>
                    <placeName>
                        <settlement type="city">Bedford</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3190" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-21"/>
                    <persName>Evans, Elizabeth E.</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3191" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-01-25"/>
                    <persName>Evers, Heinz</persName>
                    <placeName ref="https://www.geonames.org/2657970">
                        <settlement type="city">Winterthur</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3192" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-08-02"/>
                    <persName>Evers, Heinz</persName>
                    <placeName>
                        <settlement type="city">Grenchen</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3193" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-01-30"/>
                    <persName>Evert, Fritz</persName>
                    <placeName ref="https://www.geonames.org/5391959">
                        <settlement type="city">San Francisco</settlement>
                        <country>
                            <name key="USA" type="current">Kalifornien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3194" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-05"/>
                    <persName>Evert, Fritz</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3195" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-10-04"/>
                    <persName ref="http://d-nb.info/gnd/117515892">Ewart, James Cossar</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3196" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-06-10"/>
                    <persName>Ewell, Marshall D.</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3197" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-18"/>
                    <persName>Ewert, Richard</persName>
                    <placeName ref="https://www.geonames.org/3082304">
                        <settlement type="city">Adl. Felgenau (Wielgłowy)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3198" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-23"/>
                    <persName>Eydelnanth, Jh.-S.</persName>
                    <placeName>
                        <settlement type="city">Nancy</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3199" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-04-11"/>
                    <persName>Eyerman, John</persName>
                    <placeName>
                        <settlement type="city">Easton</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3200" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-16"/>
                    <persName>Eylmann, Edmund</persName>
                    <placeName>
                        <settlement type="city">Thorn (Toruń)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3201" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Eylmann, Edmund</persName>
                    <placeName ref="https://www.geonames.org/3088171">
                        <settlement type="city">Posen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3202" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-15"/>
                    <persName>Eylmer, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3203" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-11-16"/>
                    <persName>Eysell, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2892518">
                        <settlement type="city">Kassel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3204" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-05-04"/>
                    <persName ref="http://d-nb.info/gnd/11613240X">Bergh von Eysinga, Gustaaf Adolf van den</persName>
                    <placeName>
                        <settlement type="city">Santpoort</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3205" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-06-21"/>
                    <persName>Eyssell, Erika</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3206" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-05-08"/>
                    <persName>Dinkler, Else</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3207" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-06-21"/>
                    <persName>Dinkler, Else</persName>
                    <placeName ref="https://www.geonames.org/3247449">
                        <settlement type="city">Aachen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3208" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-12"/>
                    <persName>Dinkler, Else</persName>
                    <placeName ref="https://www.geonames.org/3247449">
                        <settlement type="city">Aachen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3209" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-12-18"/>
                    <persName>Dinkler, Else</persName>
                    <placeName ref="https://www.geonames.org/3247449">
                        <settlement type="city">Aachen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3210" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-03-27"/>
                    <persName>Dinkler, Else</persName>
                    <placeName>
                        <settlement type="city">Leykaul</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3211" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-01-06"/>
                    <persName>Dinkler, Else</persName>
                    <placeName ref="https://www.geonames.org/3247449">
                        <settlement type="city">Aachen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3212" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-06"/>
                    <persName>Dinkler, Else</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3213" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-01-07"/>
                    <persName>Dinkler, Else</persName>
                    <placeName ref="https://www.geonames.org/3247449">
                        <settlement type="city">Aachen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3214" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-01-10"/>
                    <persName>Dinkler, Else</persName>
                    <placeName ref="https://www.geonames.org/3247449">
                        <settlement type="city">Aachen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3215" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-16"/>
                    <persName>Dinkler, Else</persName>
                    <placeName ref="https://www.geonames.org/3247449">
                        <settlement type="city">Aachen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3216" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-04"/>
                    <persName>Dinter, N.N.</persName>
                    <placeName>
                        <settlement type="city">Vetimiglia</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3217" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-10-10"/>
                    <persName ref="http://d-nb.info/gnd/103142495">Diruf, Oscar</persName>
                    <placeName ref="https://www.geonames.org/2953424">
                        <settlement type="city">Bad Kissingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3218" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-05"/>
                    <persName>Dittberner, Erwin</persName>
                    <placeName>
                        <settlement type="city">Rustschuk</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3219" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Dittmar, Martha</persName>
                    <placeName ref="https://www.geonames.org/2953330">
                        <settlement type="city">Bad Sulza</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3220" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-11-09"/>
                    <persName>Dittmar, Paul</persName>
                    <placeName ref="https://www.geonames.org/11611309">
                        <settlement type="city">Leipzig-Reudnitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3221" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-01-26"/>
                    <persName>Dittmar, Karl Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3222" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1907.10.??</date>
                    <persName>Dittmar, V.</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3223" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName>Dixon, Ronald A. M.</persName>
                    <placeName>
                        <settlement type="city">Hull</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3224" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-11-04"/>
                    <persName>Dobeneck, Freiherr von</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3225" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-11-02"/>
                    <persName>Dobeneck, Freiherr von</persName>
                    <placeName ref="https://www.geonames.org/2878018">
                        <settlement type="city">Groß-Lichterfelde (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3226" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-16"/>
                    <persName ref="http://d-nb.info/gnd/124791719">Dobenecker, Otto</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3227" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-10-08"/>
                    <persName ref="http://d-nb.info/gnd/124791719">Dobenecker, Otto</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3228" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-10"/>
                    <persName ref="http://d-nb.info/gnd/124791719">Dobenecker, Otto</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3229" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-09-15"/>
                    <persName ref="http://d-nb.info/gnd/124791719">Dobenecker, Otto</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3230" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-12-22"/>
                    <persName ref="http://d-nb.info/gnd/124791719">Dobenecker, Otto</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3231" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-01-12"/>
                    <persName>Dobert, J.</persName>
                    <placeName>
                        <settlement type="city">Duderstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3232" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-05-22"/>
                    <persName>Dobert, Paul Hermann</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3233" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-07-17"/>
                    <persName>Dobiasch, Fr.</persName>
                    <placeName>
                        <settlement type="city">Zengg</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3234" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-01-31"/>
                    <persName>Doble, C. E.</persName>
                    <placeName ref="https://www.geonames.org/2640729">
                        <settlement type="city">Oxford</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3235" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-01-27"/>
                    <persName>Dobler, G. K.</persName>
                    <placeName ref="https://www.geonames.org/2825828">
                        <settlement type="city">Dresden-Striessen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3236" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-12-27"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118719106">Gruyter, Walter de</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3237" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-01-31"/>
                    <persName ref="http://d-nb.info/gnd/118719106">Gruyter, Walter de</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3238" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-11-25"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3239" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-12-25"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3240" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-01-07"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3241" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-08-11"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName>
                        <settlement type="city">Hottingen</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3242" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-10-30"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3243" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-02-23"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3244" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-03-09"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3245" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-12-27"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3246" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-01-08"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3247" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-11-29"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3248" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-08-28"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3249" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-12-07"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3250" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-02-10"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3251" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-12-14"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3252" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-02-28"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3253" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-01-03"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3254" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-05-27"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3255" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-11-07"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3256" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-03-16"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2659836">
                        <settlement type="city">Lugano</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3257" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-14"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2659836">
                        <settlement type="city">Lugano</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3169602">
                        <settlement type="city">Rapallo</settlement>
                        <country>
                            <name type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3258" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-24"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2659836">
                        <settlement type="city">Lugano</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3259" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-31"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2659836">
                        <settlement type="city">Lugano</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3260" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-07"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2659836">
                        <settlement type="city">Lugano</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3261" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-03-17"/>
                    <persName>Svoboda, Helene</persName>
                    <placeName ref="https://www.geonames.org/2659836">
                        <settlement type="city">Lugano</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3262" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-15"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2659836">
                        <settlement type="city">Lugano</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3263" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-10-14"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2659836">
                        <settlement type="city">Lugano</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3264" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-14"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2659836">
                        <settlement type="city">Lugano</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3265" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-12-28"/>
                    <persName ref="http://d-nb.info/gnd/118679988">Dodel-Port, Arnold</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3266" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-08-25"/>
                    <persName>Dodel, Friedrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/5263045">
                        <settlement type="city">Milwaukee</settlement>
                        <country>
                            <name key="USA" type="current">Wisconsin</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3267" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-12-17"/>
                    <persName>Dodel, Friedrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/5263045">
                        <settlement type="city">Milwaukee</settlement>
                        <country>
                            <name key="USA" type="current">Wisconsin</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3268" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-22"/>
                    <persName>Dodel, Friedrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/5263045">
                        <settlement type="city">Milwaukee</settlement>
                        <country>
                            <name key="USA" type="current">Wisconsin</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3269" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-04-15"/>
                    <persName>Dodel, Friedrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/5263045">
                        <settlement type="city">Milwaukee</settlement>
                        <country>
                            <name key="USA" type="current">Wisconsin</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3270" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-03-16"/>
                    <persName>Bahrmann, Otto</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3271" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-06-05"/>
                    <persName>Döbrich, Richard</persName>
                    <placeName ref="https://www.geonames.org/2939951">
                        <settlement type="city">Coburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3272" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-12-04"/>
                    <persName ref="http://d-nb.info/gnd/116153105">Döderlein, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2973783">
                        <settlement type="city">Strassburg (Strasbourg)</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3273" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-11-08"/>
                    <persName ref="http://d-nb.info/gnd/116153105">Döderlein, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2973783">
                        <settlement type="city">Strassburg (Strasbourg)</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3274" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-11-20"/>
                    <persName ref="http://d-nb.info/gnd/116153105">Döderlein, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2973783">
                        <settlement type="city">Strassburg (Strasbourg)</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3275" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-10-04"/>
                    <persName ref="http://d-nb.info/gnd/116153105">Döderlein, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2973783">
                        <settlement type="city">Strassburg (Strasbourg)</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3276" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-12-02"/>
                    <persName ref="http://d-nb.info/gnd/116153105">Döderlein, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2973783">
                        <settlement type="city">Strassburg (Strasbourg)</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3277" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-05-04"/>
                    <persName ref="http://d-nb.info/gnd/116153105">Döderlein, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2973783">
                        <settlement type="city">Strassburg (Strasbourg)</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3278" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-05-21"/>
                    <persName ref="http://d-nb.info/gnd/116153105">Döderlein, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2973783">
                        <settlement type="city">Strassburg (Strasbourg)</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3279" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-01-16"/>
                    <persName>Doedes, Nicolaas Dirk</persName>
                    <placeName>
                        <settlement type="city">Leeuwarden</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3280" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-01"/>
                    <persName>Doelck, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3281" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1892.07.24</date>
                    <persName>Doehler, Gottfried</persName>
                    <placeName ref="https://www.geonames.org/2917737">
                        <settlement type="city">Greiz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3282" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1863-09-10"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name type="current">Polen</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3283" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1863-10-24"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name type="current">Polen</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3284" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1863-12-23"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <persName ref="http://d-nb.info/gnd/116171197">Dohrn, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name type="current">Polen</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3285" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1864-01-24"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3286" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1864-02-18"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName>Naumann, Karl Ernst</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3287" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1864.02.??</date>
                    <persName>Dohrn, Adelheid</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3288" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1864-06-22"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3289" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1864-07-08"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3290" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1864-12-03"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name type="current">Polen</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3291" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-02-17"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3292" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-05-15"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3293" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-05-18"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3294" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-05-25"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3295" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-05-31"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3296" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-07-01"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3297" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3298" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>August 1865</date>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3299" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>Dezember 1864 (nach dem 8.12.1864)</date>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name type="current">Polen</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3300" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-07-19"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName>
                        <settlement type="city">Hökendorf</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3301" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-07-19"/>
                    <persName ref="http://d-nb.info/gnd/116171235">Dohrn, Carl August</persName>
                    <placeName>
                        <settlement type="city">Hökendorf</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3302" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-07-25"/>
                    <persName ref="http://d-nb.info/gnd/116171235">Dohrn, Carl August</persName>
                    <placeName>
                        <settlement type="city">Hökendorf</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3303" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-07-28"/>
                    <persName>Dohrn, Adelheid</persName>
                    <placeName>
                        <settlement type="city">Hökendorf</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3304" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-08-03"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3305" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-08-05"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name type="current">Polen</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3306" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-11-28"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name type="current">Polen</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3307" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-12-27"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name type="current">Polen</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3308" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-02-12"/>
                    <persName>Dohrn, Adelheid</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3309" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-02-05"/>
                    <persName ref="http://d-nb.info/gnd/116171235">Dohrn, Carl August</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3310" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-02-16"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/2911240">
                        <settlement type="city">Hamm</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Könirgreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3311" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-08-17"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName>
                        <settlement type="city">Bahrendorf</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">KÖnigreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3312" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-02-16"/>
                    <persName>Dohrn, Adelheid</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3313" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1862-06-15"/>
                    <persName>Wendt, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2911240">
                        <settlement type="city">Hamm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3314" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-04-20"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3315" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-05-04"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Hansestadt Hamburg</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3316" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-05-09"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Hansestadt Hamburg</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3317" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-05-15"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3318" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-06-28"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/2891122">
                        <settlement type="city">Kiel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3319" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-07-09"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName>
                        <settlement type="city">Bellevue [?]</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3320" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-06-28"/>
                    <persName ref="http://d-nb.info/gnd/116171235">Dohrn, Carl August</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3321" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-09-13"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName>
                        <settlement type="city">Mountsfield</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3322" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1869-01-17"/>
                    <persName ref="http://d-nb.info/gnd/118526464">Dohrn, Anton</persName>
                    <placeName ref="https://www.geonames.org/2524170">
                        <settlement type="city">Messina</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3323" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-09-28"/>
                    <persName>Dohrn, Marie</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3324" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-09-29"/>
                    <persName ref="http://d-nb.info/gnd/118973703">Stahl, Ernst</persName>
                    <persName ref="http://d-nb.info/gnd/117683574">Plate, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3325" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-10-04"/>
                    <persName ref="http://d-nb.info/gnd/118526480">Dohrn, Reinhard</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3326" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-04-03"/>
                    <persName>Dolezsalek, Anton</persName>
                    <placeName>
                        <settlement type="city">Ófutak</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3327" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-10"/>
                    <persName>Dolle, Marie</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3328" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-08-29"/>
                    <persName>Dolle, Marie</persName>
                    <placeName>
                        <settlement type="city">Sistrans</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3329" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-16"/>
                    <persName>Dollinger, A.</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3330" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-09-02"/>
                    <persName>Domaszewski, Alfred von</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3331" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-20"/>
                    <persName>Domenichini, Mario</persName>
                    <placeName ref="https://www.geonames.org/3164603">
                        <settlement type="city">Venedig</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3332" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-27"/>
                    <persName>Domenichini, Mario</persName>
                    <placeName ref="https://www.geonames.org/3164603">
                        <settlement type="city">Venedig</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3333" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-05-31"/>
                    <persName>Domenichini, Mario</persName>
                    <placeName ref="https://www.geonames.org/3164603">
                        <settlement type="city">Venedig</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3334" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-16"/>
                    <persName>Domicke, Paul</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3335" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-16"/>
                    <persName>Domicke, Paul</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3336" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1910.10.??</date>
                    <persName>Domicke, Paul</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3337" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName>Domicke, Paul</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3338" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-04-30"/>
                    <persName>Domicke, Paul</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3339" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-06-06"/>
                    <persName>Domicke, Paul</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3340" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-07-07"/>
                    <persName>Döllken, August</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3341" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-07-18"/>
                    <persName>Dominicis, Saverio F. de</persName>
                    <placeName ref="https://www.geonames.org/3182351">
                        <settlement type="city">Bari</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3342" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-12-31"/>
                    <persName>Domino, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3343" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-05-01"/>
                    <persName>Doms, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3344" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-11-04"/>
                    <persName>Doms, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3345" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1911.02.??</date>
                    <persName>Domschke, Theodor</persName>
                    <placeName>
                        <settlement type="city">Dittersbach</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3346" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-07-02"/>
                    <persName>Domschke, Theodor</persName>
                    <placeName>
                        <settlement type="city">Dittersbach</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3347" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-05-22"/>
                    <persName>Donnenberg, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3348" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Donninger, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3349" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-04-17"/>
                    <persName>Donvito, Eduardo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3350" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-05-05"/>
                    <persName>Donvito, Eduardo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3351" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-09-26"/>
                    <persName>Donvito, Eduardo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3352" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-10-14"/>
                    <persName>Donvito, Eduardo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3353" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-04-25"/>
                    <persName>Donvito, Eduardo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3354" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-20"/>
                    <persName>Donvito, Eduardo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3355" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-04"/>
                    <persName>Donvito, Eduardo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3356" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-26"/>
                    <persName>Donvito, Eduardo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3357" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-04-02"/>
                    <persName>Donvito, Eduardo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3358" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-04-13"/>
                    <persName>Donvito, Eduardo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3359" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-06-22"/>
                    <persName>Donvito, Eduardo</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3360" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName>Dörfler, Franz</persName>
                    <placeName>
                        <settlement type="city">Floridsdorf-Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3361" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-12-10"/>
                    <persName>Dörfler, Franz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3362" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-01-02"/>
                    <persName>Dörfler, Franz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3363" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-16"/>
                    <persName>Dörfler, Franz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3364" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-13"/>
                    <persName>Dörfler, Franz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3365" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-04-06"/>
                    <persName>Dörfler, Franz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3366" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-28"/>
                    <persName>Dörfler, Franz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3367" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-16"/>
                    <persName>Dörfler, Franz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3368" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-02"/>
                    <persName>Dörfler, Franz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3369" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-06-30"/>
                    <persName>Dörfler, Franz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3370" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-24"/>
                    <persName>Dörfler, Franz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3371" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1916.??.??</date>
                    <persName>Dörfler, Franz</persName>
                    <placeName>
                        <settlement type="city">Schleinbach</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3372" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1916.??.??</date>
                    <persName>Dörfler, Franz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3373" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-05-16"/>
                    <persName>Dörfler, Franz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3374" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-05-16"/>
                    <persName>Dörfler, Franz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3375" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-06-06"/>
                    <persName>Dörfler, Franz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3376" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-12-05"/>
                    <persName>Dörfler, Franz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3377" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-06-29"/>
                    <persName>Dörfler, Franz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3378" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-03-15"/>
                    <persName>Doerflinger, Carl</persName>
                    <placeName ref="https://www.geonames.org/5263045">
                        <settlement type="city">Milwaukee</settlement>
                        <country>
                            <name key="USA" type="current">Wisconsin</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3379" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-01-06"/>
                    <persName ref="http://d-nb.info/gnd/117651451">Doria, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3380" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-04-21"/>
                    <persName ref="http://d-nb.info/gnd/117651451">Doria, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3381" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-02-08"/>
                    <persName ref="http://d-nb.info/gnd/117651451">Doria, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3382" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-11-24"/>
                    <persName ref="http://d-nb.info/gnd/117651451">Doria, Giacomo</persName>
                    <placeName>
                        <settlement type="city">Sertie</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3383" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-05-04"/>
                    <persName ref="http://d-nb.info/gnd/117651451">Doria, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3384" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-12-31"/>
                    <persName ref="http://d-nb.info/gnd/11615974X">Döring, Adolf Gustav</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3385" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-11-27"/>
                    <persName ref="http://d-nb.info/gnd/11615974X">Döring, Adolf Gustav</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3386" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-11"/>
                    <persName ref="http://d-nb.info/gnd/11615974X">Döring, Adolf Gustav</persName>
                    <persName>Döring, Dorothea</persName>
                    <placeName ref="https://www.geonames.org/3169602">
                        <settlement type="city">Rapallo</settlement>
                        <country>
                            <name type="current">Italien</name>
                            <name type="historical">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3387" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-31"/>
                    <persName ref="http://d-nb.info/gnd/11615974X">Döring, Adolf Gustav</persName>
                    <placeName ref="https://www.geonames.org/2878018">
                        <settlement type="city">Groß-Lichterfelde (Berlin)</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3388" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-01-09"/>
                    <persName>Döring, N.N.</persName>
                    <placeName>
                        <settlement type="city">Frankfurt</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3389" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-11-10"/>
                    <persName>Döring, Leo</persName>
                    <placeName ref="https://www.geonames.org/4257070">
                        <settlement type="city">Elberfeld</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3390" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-29"/>
                    <persName>Döring, Leo</persName>
                    <placeName ref="https://www.geonames.org/4257070">
                        <settlement type="city">Elberfeld</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3391" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-28"/>
                    <persName>Döring, Leo</persName>
                    <placeName ref="https://www.geonames.org/4257070">
                        <settlement type="city">Elberfeld</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3392" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-22"/>
                    <persName>Döring, Leo</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3393" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-30"/>
                    <persName>Döring, Leo</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3394" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-06-25"/>
                    <persName>Dorner, U.</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3395" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-04-27"/>
                    <persName>Dörr, Ludwig</persName>
                    <placeName>
                        <settlement type="city">Gablenz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3396" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-12-06"/>
                    <persName>Doerzier, L.</persName>
                    <placeName ref="https://www.geonames.org/2886242">
                        <settlement type="city">Köln</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3397" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Doflein, Franz</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3398" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-06-20"/>
                    <persName>Doflein, Franz</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3399" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-10-23"/>
                    <persName>Doflein, Franz</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3400" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-11-11"/>
                    <persName>Doflein, Franz</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3401" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-01-30"/>
                    <persName>Doflein, Franz</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3402" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-04-07"/>
                    <persName>Doflein, Franz</persName>
                    <placeName ref="https://www.geonames.org/2993458">
                        <settlement type="city">Monaco</settlement>
                        <country>
                            <name key="MCO" type="current">Monaco</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3403" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-05-07"/>
                    <persName>Dohle, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3404" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-21"/>
                    <persName>Dohle, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2659601">
                        <settlement type="city">Montreux</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3405" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-04-11"/>
                    <persName>Doll, Christian</persName>
                    <placeName>
                        <settlement type="city">Annweiler</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3406" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-31"/>
                    <persName>Doll, Christian</persName>
                    <placeName ref="https://www.geonames.org/2860282">
                        <settlement type="city">Oberhof</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3407" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-06-21"/>
                    <persName>Dopf, Karl</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3408" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-06-02"/>
                    <persName>Doppler, Michael</persName>
                    <placeName ref="https://www.geonames.org/2928751">
                        <settlement type="city">Essingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3409" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Dorn, Alexander von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3410" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Dorn, Wilhelm</persName>
                    <placeName>
                        <settlement type="city">Lindenberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3411" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-07-07"/>
                    <persName>Dornbusch, S.</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3412" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-03-21"/>
                    <persName>Dornbusch, Th.</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3413" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-08-07"/>
                    <persName>Dorner, Hermann C.</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Hamburg</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3414" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-04"/>
                    <persName>Dorovius, E.</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3415" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-07-11"/>
                    <persName>Dorovius, E.</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3416" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-14"/>
                    <persName>Dorsch, Hannah</persName>
                    <placeName ref="https://www.geonames.org/2659836">
                        <settlement type="city">Lugano</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3417" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-14"/>
                    <persName>Dorsch, Hannah</persName>
                    <placeName ref="https://www.geonames.org/2659836">
                        <settlement type="city">Lugano</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3418" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-27"/>
                    <persName>Dorsch, Hannah</persName>
                    <placeName ref="https://www.geonames.org/2659836">
                        <settlement type="city">Lugano</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3419" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-18"/>
                    <persName>Dorsch, Hannah</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3420" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-05-14"/>
                    <persName>Dorsch, Hannah</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3421" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-03-08"/>
                    <persName>Dorsch, Hannah</persName>
                    <placeName ref="https://www.geonames.org/2659836">
                        <settlement type="city">Lugano</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3422" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-01-09"/>
                    <persName>Dorsch, Hannah</persName>
                    <placeName ref="https://www.geonames.org/2659836">
                        <settlement type="city">Lugano</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3423" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-01-10"/>
                    <persName>Dorsch, Hannah</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3424" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-22"/>
                    <persName>Dory-Ehrenfreund, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3425" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-08"/>
                    <persName>Dosenheimer, Emil</persName>
                    <placeName>
                        <settlement type="city">Frankenthal</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3426" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-17"/>
                    <persName>Dosenheimer, Emil</persName>
                    <placeName ref="https://www.geonames.org/2875376">
                        <settlement type="city">Ludwigshafen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3427" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-25"/>
                    <persName>Dosenheimer, Emil</persName>
                    <placeName ref="https://www.geonames.org/2875376">
                        <settlement type="city">Ludwigshafen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3428" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-02"/>
                    <persName ref="http://d-nb.info/gnd/116188383">Dosenheimer, Elisabetha</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3429" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-17"/>
                    <persName ref="http://d-nb.info/gnd/116188383">Dosenheimer, Elisabetha</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3430" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-12-30"/>
                    <persName ref="http://d-nb.info/gnd/116188383">Dosenheimer, Elisabetha</persName>
                    <placeName>
                        <settlement type="city">Frankenthal</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3431" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-05-31"/>
                    <persName>Dost, Margarete</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3432" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-05-31"/>
                    <persName>Dost, Max</persName>
                    <placeName ref="https://www.geonames.org/2876708">
                        <settlement type="city">Tannenfeld</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3433" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-08-08"/>
                    <persName>Dost, Richard</persName>
                    <placeName>
                        <settlement type="city">Halensee</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3434" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-06-12"/>
                    <persName>Dost, Richard</persName>
                    <placeName>
                        <settlement type="city">Halensee</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3435" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-02-19"/>
                    <persName>Doubleday, H. S.</persName>
                    <placeName>
                        <settlement type="city">Sunderland</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3436" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-10-20"/>
                    <persName>Doubleday, H. S.</persName>
                    <placeName>
                        <settlement type="city">Irvine</settlement>
                        <country>
                            <name key="CAN" type="current">Kanada</name>
                            <name type="historical">Kanada</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3437" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-03-22"/>
                    <persName>Doubleday, H. S.</persName>
                    <placeName>
                        <settlement type="city">Oswald</settlement>
                        <country>
                            <name key="CAN" type="current">Kanada</name>
                            <name type="historical">Kanada</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3438" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-18"/>
                    <persName>Doubleday, Russell</persName>
                    <placeName>
                        <settlement type="city">Garden City</settlement>
                        <country>
                            <name key="USA" type="current">New York</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/117185167">Scheffauer, Herman George</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3439" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-08-24"/>
                    <persName>Dove, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3440" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-07-14"/>
                    <persName>Dove, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3441" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-07-20"/>
                    <persName>Dove, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3442" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-07-23"/>
                    <persName>Dove, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3443" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-08-23"/>
                    <persName>Dove, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3444" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-04-12"/>
                    <persName>Dove, Karl Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3445" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-18"/>
                    <persName>Dove, Karl Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3446" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.12.13</date>
                    <persName>Davies, O. J.</persName>
                    <placeName>
                        <settlement type="city">S...ewn Glam</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3447" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-08-23"/>
                    <persName>Dosamantes, Jesús Ceballos</persName>
                    <placeName>
                        <settlement type="city">Mexico</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3448" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-12-15"/>
                    <persName ref="http://d-nb.info/gnd/101703074">Dräseke, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3449" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Drake, Francis H.</persName>
                    <placeName ref="https://www.geonames.org/2158177">
                        <settlement type="city">Melbourne</settlement>
                        <country>
                            <name key="AUS" type="current">Australien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3450" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1904.02.??</date>
                    <persName>Drareg, Nellih</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3451" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-01"/>
                    <persName>Dratschmidt, M.</persName>
                    <placeName>
                        <settlement type="city">Mühlheim</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3452" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-03-02"/>
                    <persName ref="http://d-nb.info/gnd/117652032">Dreher, Eugen</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3453" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-05-16"/>
                    <persName ref="http://d-nb.info/gnd/117652032">Dreher, Eugen</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3454" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-09-05"/>
                    <persName ref="http://d-nb.info/gnd/117652032">Dreher, Eugen</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3455" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-05-16"/>
                    <persName ref="http://d-nb.info/gnd/117652032">Dreher, Eugen</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3456" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-06-09"/>
                    <persName ref="http://d-nb.info/gnd/1034712721">Dreier, Johannes Kaspar Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3457" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-04-29"/>
                    <persName ref="http://d-nb.info/gnd/1034712721">Dreier, Johannes Kaspar Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3458" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-08-06"/>
                    <persName ref="http://d-nb.info/gnd/1034712721">Dreier, Johannes Kaspar Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3459" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-09-16"/>
                    <persName ref="http://d-nb.info/gnd/1034712721">Dreier, Johannes Kaspar Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3460" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-09-01"/>
                    <persName ref="http://d-nb.info/gnd/1034712721">Dreier, Johannes Kaspar Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2860282">
                        <settlement type="city">Oberhof</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3461" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-12"/>
                    <persName ref="http://d-nb.info/gnd/1034712721">Dreier, Johannes Kaspar Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3462" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-14"/>
                    <persName ref="http://d-nb.info/gnd/1034712721">Dreier, Johannes Kaspar Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3463" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-16"/>
                    <persName ref="http://d-nb.info/gnd/1034712721">Dreier, Johannes Kaspar Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3464" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-12-15"/>
                    <persName>Dreydorff, D.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3465" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-14"/>
                    <persName>Drescher, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2926271">
                        <settlement type="city">Flensburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3466" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Drescher, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2926271">
                        <settlement type="city">Flensburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3467" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-09"/>
                    <persName>Dressel, Hans</persName>
                    <placeName>
                        <settlement type="city">Janislawice</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3468" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-13"/>
                    <persName>Dressel, Max</persName>
                    <placeName ref="https://www.geonames.org/2892518">
                        <settlement type="city">Kassel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3469" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-20"/>
                    <persName>Dresser, C. H.</persName>
                    <placeName ref="https://www.geonames.org/4835797">
                        <settlement type="city">Hartford</settlement>
                        <country>
                            <name key="USA" type="current">Connecticut</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3470" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-03-08"/>
                    <persName>Dreßler, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3471" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-08-18"/>
                    <persName>Dreßler, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3472" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-06-01"/>
                    <persName>Dressler, Max</persName>
                    <placeName ref="https://www.geonames.org/2892794">
                        <settlement type="city">Karlsruhe</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3473" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-04"/>
                    <persName>Dressler, Max</persName>
                    <placeName ref="https://www.geonames.org/2892794">
                        <settlement type="city">Karlsruhe</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3474" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-16"/>
                    <persName>Dreste, Karl</persName>
                    <placeName ref="https://www.geonames.org/2892794">
                        <settlement type="city">Karlsruhe</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3475" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-09-17"/>
                    <persName>Dreuw, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3476" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-09-16"/>
                    <persName>Drewenthal, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3477" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-01-11"/>
                    <persName>Drewes, O.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3478" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-09-10"/>
                    <persName ref="http://d-nb.info/gnd/116219351">Drews, Arthur</persName>
                    <placeName ref="https://www.geonames.org/2911296">
                        <settlement type="city">Altona</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3479" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-10-28"/>
                    <persName ref="http://d-nb.info/gnd/116219351">Drews, Arthur</persName>
                    <placeName ref="https://www.geonames.org/2892794">
                        <settlement type="city">Karlsruhe</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3480" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-11"/>
                    <persName ref="http://d-nb.info/gnd/116219351">Drews, Arthur</persName>
                    <placeName ref="https://www.geonames.org/2892794">
                        <settlement type="city">Karlsruhe</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3481" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-12-10"/>
                    <persName ref="http://d-nb.info/gnd/117701009">Dreyer, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2867996">
                        <settlement type="city">Mühlhausen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3482" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-01-01"/>
                    <persName ref="http://d-nb.info/gnd/117701009">Dreyer, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2918752">
                        <settlement type="city">Gotha</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3483" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-07-06"/>
                    <persName ref="http://d-nb.info/gnd/117701009">Dreyer, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2918752">
                        <settlement type="city">Gotha</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3484" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-02-14"/>
                    <persName ref="http://d-nb.info/gnd/117701009">Dreyer, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2918752">
                        <settlement type="city">Gotha</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3485" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-03-07"/>
                    <persName ref="http://d-nb.info/gnd/117701009">Dreyer, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2918752">
                        <settlement type="city">Gotha</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3486" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-03-14"/>
                    <persName ref="http://d-nb.info/gnd/117701009">Dreyer, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2918752">
                        <settlement type="city">Gotha</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3487" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-03-28"/>
                    <persName ref="http://d-nb.info/gnd/117701009">Dreyer, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2918752">
                        <settlement type="city">Gotha</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3488" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-04-03"/>
                    <persName ref="http://d-nb.info/gnd/117701009">Dreyer, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2918752">
                        <settlement type="city">Gotha</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3489" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-04-25"/>
                    <persName ref="http://d-nb.info/gnd/117701009">Dreyer, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2918752">
                        <settlement type="city">Gotha</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3490" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-05-08"/>
                    <persName ref="http://d-nb.info/gnd/117701009">Dreyer, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/116365803">Eggeling, Johann Ernst August Heinrich von</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3491" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-05-19"/>
                    <persName ref="http://d-nb.info/gnd/117701009">Dreyer, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3492" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-05-27"/>
                    <persName ref="http://d-nb.info/gnd/117701009">Dreyer, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3493" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-08-19"/>
                    <persName ref="http://d-nb.info/gnd/117701009">Dreyer, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3494" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-09-19"/>
                    <persName ref="http://d-nb.info/gnd/117701009">Dreyer, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3495" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-11-19"/>
                    <persName ref="http://d-nb.info/gnd/117701009">Dreyer, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3496" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-12-01"/>
                    <persName ref="http://d-nb.info/gnd/117701009">Dreyer, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3497" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-02-02"/>
                    <persName ref="http://d-nb.info/gnd/117701009">Dreyer, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2918752">
                        <settlement type="city">Gotha</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3498" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1889.??.??</date>
                    <persName ref="http://d-nb.info/gnd/117701009">Dreyer, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3499" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-04-05"/>
                    <persName ref="http://d-nb.info/gnd/116222506">Dreyer, Otto</persName>
                    <placeName ref="https://www.geonames.org/2918752">
                        <settlement type="city">Gotha</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3500" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-02-22"/>
                    <persName ref="http://d-nb.info/gnd/116222506">Dreyer, Otto</persName>
                    <placeName ref="https://www.geonames.org/2918752">
                        <settlement type="city">Gotha</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3501" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-09-30"/>
                    <persName ref="http://d-nb.info/gnd/118527479">Driesch, Hans</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/117701009">Dreyer, Friedrich</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3502" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-11-06"/>
                    <persName>Dreyer, Reinhard</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3503" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>188?.10.09</date>
                    <persName>Dreyfus, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3504" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-08-14"/>
                    <persName>Dreyfus, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3505" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-08-29"/>
                    <persName>Dreyfus, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3506" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-21"/>
                    <persName>Dreyfus-Lazard, Bl.</persName>
                    <placeName>
                        <settlement type="city">Mulhouse</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3507" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Dreyspring, Carl</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3508" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-07-27"/>
                    <persName>Dreyspring, Carl</persName>
                    <placeName ref="https://www.geonames.org/2810808">
                        <settlement type="city">Wernigerode</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3509" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-08-13"/>
                    <persName ref="http://d-nb.info/gnd/118527479">Driesch, Hans</persName>
                    <placeName ref="https://www.geonames.org/3208547">
                        <settlement type="city">Helgoland</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3510" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-08-23"/>
                    <persName ref="http://d-nb.info/gnd/118527479">Driesch, Hans</persName>
                    <placeName ref="https://www.geonames.org/3208547">
                        <settlement type="city">Helgoland</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3511" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-10-02"/>
                    <persName ref="http://d-nb.info/gnd/118527479">Driesch, Hans</persName>
                    <placeName ref="https://www.geonames.org/3208547">
                        <settlement type="city">Helgoland</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/117561770">Walter, Alfred</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3512" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-01-27"/>
                    <persName ref="http://d-nb.info/gnd/11672966X">Herbst, Curt Alfred</persName>
                    <persName ref="http://d-nb.info/gnd/118527479">Driesch, Hans</persName>
                    <placeName ref="https://www.geonames.org/1232783">
                        <settlement type="city">Nuwara Eliya</settlement>
                        <country>
                            <name key="LKA" type="current">Sri Lanka</name>
                            <name type="historical">Ceylon</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3513" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-04-06"/>
                    <persName ref="http://d-nb.info/gnd/118527479">Driesch, Hans</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3514" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-11-07"/>
                    <persName ref="http://d-nb.info/gnd/118527479">Driesch, Hans</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3515" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-03-06"/>
                    <persName ref="http://d-nb.info/gnd/118527479">Driesch, Hans</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3516" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-04-26"/>
                    <persName ref="http://d-nb.info/gnd/118527479">Driesch, Hans</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/184200393">Theophiloff, Stephan</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3517" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>Mitte August 1882</date>
                    <persName>Düsing, Carl</persName>
                    <placeName ref="https://www.geonames.org/2895669">
                        <settlement type="city">Iserlohn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3518" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-10-01"/>
                    <persName>Düsing, Carl</persName>
                    <placeName ref="https://www.geonames.org/2895669">
                        <settlement type="city">Iserlohn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3519" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-05-21"/>
                    <persName>Düsing, Carl</persName>
                    <placeName ref="https://www.geonames.org/2895669">
                        <settlement type="city">Iserlohn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3520" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-06-21"/>
                    <persName>Düsing, Carl</persName>
                    <placeName ref="https://www.geonames.org/2895669">
                        <settlement type="city">Iserlohn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3521" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-10-22"/>
                    <persName>Düsing, Carl</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3522" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-17"/>
                    <persName>Düsing, Carl</persName>
                    <placeName ref="https://www.geonames.org/3247449">
                        <settlement type="city">Aachen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3523" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-02"/>
                    <persName>Düsing, Carl</persName>
                    <placeName ref="https://www.geonames.org/3247449">
                        <settlement type="city">Aachen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3524" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-07"/>
                    <persName>Düsing, Carl</persName>
                    <placeName ref="https://www.geonames.org/2891122">
                        <settlement type="city">Kiel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3525" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-07-20"/>
                    <persName>Driesmans, H.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3526" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-09-21"/>
                    <persName>Droste, Julius</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country/>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3527" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-09-25"/>
                    <persName>Droste, Julius</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3528" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-10-09"/>
                    <persName>Droste, Julius</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3529" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-10-27"/>
                    <persName>Droste, Henny</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3530" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-11-20"/>
                    <persName>Droste, Julius</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3531" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-12-15"/>
                    <persName>Droste, Julius</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3532" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-01-04"/>
                    <persName>Droste, Julius</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3533" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-01-10"/>
                    <persName>Droste, Julius</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3534" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-01-23"/>
                    <persName>Droste, Henny</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3535" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-03-12"/>
                    <persName>Droste, Julius</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3536" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-05-12"/>
                    <persName>Droste, Henny</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3537" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-05-23"/>
                    <persName>Droste, Henny</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3538" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-07-10"/>
                    <persName>Droste, Julius</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3539" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-12-11"/>
                    <persName>Droste, Julius</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3540" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-12-24"/>
                    <persName>Droste, Julius</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3541" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-11"/>
                    <persName>Droste, Julius</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3542" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-04-09"/>
                    <persName>Droste, Julius</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3543" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-07-22"/>
                    <persName>Droste, Julius</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3544" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-08-04"/>
                    <persName>Droste, Julius</persName>
                    <persName>Droste, Henny</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3545" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-16"/>
                    <persName>Droste, Henny</persName>
                    <persName>Droste, Julius</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3546" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Drucker, Ida</persName>
                    <placeName ref="https://www.geonames.org/2940187">
                        <settlement type="city">Charlottenburg (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3547" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-01-04"/>
                    <persName>Drucker, Ida</persName>
                    <placeName ref="https://www.geonames.org/2940187">
                        <settlement type="city">Charlottenburg (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3548" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-06"/>
                    <persName>Drucker, Ida</persName>
                    <placeName ref="https://www.geonames.org/2940187">
                        <settlement type="city">Charlottenburg (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3549" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-05-15"/>
                    <persName>Drude, P.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3550" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-01-02"/>
                    <persName>Drüner, L.</persName>
                    <placeName ref="https://www.geonames.org/2892518">
                        <settlement type="city">Kassel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3551" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-01-13"/>
                    <persName ref="http://d-nb.info/gnd/131761285">Drugcevic, Ferdinand</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3552" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-11"/>
                    <persName ref="http://d-nb.info/gnd/131761285">Drugcevic, Ferdinand</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3553" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-15"/>
                    <persName ref="http://d-nb.info/gnd/131761285">Drugcevic, Ferdinand</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3554" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-09-10"/>
                    <persName>Drysdale, Charles V.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3555" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-05-08"/>
                    <persName>Duble, N.N.</persName>
                    <placeName ref="https://www.geonames.org/3871336">
                        <settlement type="city">Santiago de Chile</settlement>
                        <country>
                            <name key="CHL" type="current">Chile</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3556" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-10-07"/>
                    <persName>Duboc, Julius</persName>
                    <placeName>
                        <settlement type="city">Neustriessen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3557" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-11-21"/>
                    <persName>Duboc, Julius</persName>
                    <placeName>
                        <settlement type="city">Neustriessen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3558" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName ref="http://d-nb.info/gnd/118527665">Du Bois-Reymond, Emil</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3559" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1865.??.??</date>
                    <persName ref="http://d-nb.info/gnd/118527665">Du Bois-Reymond, Emil</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3560" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-06-06"/>
                    <persName>Dubsky, Max</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3561" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-21"/>
                    <persName>Duc, A.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3562" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-02-22"/>
                    <persName>Dudley, Dean</persName>
                    <placeName>
                        <settlement type="city">Wakefield</settlement>
                        <country>
                            <name key="USA" type="current">Massachusetts</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3563" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Dünschmann, H.</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3564" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-11-14"/>
                    <persName>Dünweg, Oskar</persName>
                    <placeName>
                        <settlement type="city">Terre Haute</settlement>
                        <country>
                            <name key="USA" type="current">Indiana</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3565" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-09-06"/>
                    <persName>Dürbeck, Franz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3566" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-06-19"/>
                    <persName>Dürck, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3567" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-06-25"/>
                    <persName>Dürck, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3568" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-13"/>
                    <persName>Dürck, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3569" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-12-17"/>
                    <persName>Dürck, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3570" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-04-08"/>
                    <persName>Dürck, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3571" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-07-26"/>
                    <persName>Dürck, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3572" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-06-06"/>
                    <persName>Dürck, Hermann</persName>
                    <placeName ref="https://www.geonames.org/3451190">
                        <settlement type="city">Rio de Janeiro</settlement>
                        <country>
                            <name key="BRA" type="current">Brasilien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3573" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-09-16"/>
                    <persName>Düring, H.</persName>
                    <placeName ref="https://www.geonames.org/2844588">
                        <settlement type="city">Rostock</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3574" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-08-10"/>
                    <persName>Dürr, Johannes Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3575" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-08-30"/>
                    <persName>Duesberg, Hermann</persName>
                    <placeName>
                        <settlement type="city">Tegel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3576" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-12-26"/>
                    <persName>Duesberg, Hermann</persName>
                    <placeName>
                        <settlement type="city">Tegel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3577" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-05"/>
                    <persName>Duesberg, Hermann</persName>
                    <placeName>
                        <settlement type="city">Tegel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3578" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-22"/>
                    <persName>Duesberg, Hermann</persName>
                    <placeName>
                        <settlement type="city">Tegel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3579" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-28"/>
                    <persName>Duesberg, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3580" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-09-26"/>
                    <persName>Wuff, Geof.</persName>
                    <placeName>
                        <settlement type="city">Inverness</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName>Dawsen, N.N.</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3581" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1856-07-14"/>
                    <persName ref="http://d-nb.info/gnd/135728096">Duftschmid, Johann</persName>
                    <placeName ref="https://www.geonames.org/2772400">
                        <settlement type="city">Linz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3582" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1856-08-01"/>
                    <persName ref="http://d-nb.info/gnd/135728096">Duftschmid, Johann</persName>
                    <placeName ref="https://www.geonames.org/2772400">
                        <settlement type="city">Linz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3583" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1857-01-04"/>
                    <persName ref="http://d-nb.info/gnd/135728096">Duftschmid, Johann</persName>
                    <placeName ref="https://www.geonames.org/2772400">
                        <settlement type="city">Linz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3584" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-01-28"/>
                    <persName>Dugan, Thomas</persName>
                    <placeName ref="https://www.geonames.org/5106834">
                        <settlement type="city">Albany</settlement>
                        <country>
                            <name key="USA" type="current">New York</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3585" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-21"/>
                    <persName>Dugan, Thomas</persName>
                    <placeName ref="https://www.geonames.org/5106834">
                        <settlement type="city">Albany</settlement>
                        <country>
                            <name key="USA" type="current">New York</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3586" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-26"/>
                    <persName>Dugend, A.</persName>
                    <placeName>
                        <settlement type="city">Varel</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3587" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>??.12.1887</date>
                    <persName ref="http://d-nb.info/gnd/118528009">Duisberg, Carl</persName>
                    <persName>Seebohm, Eduard</persName>
                    <placeName ref="https://www.geonames.org/4257070">
                        <settlement type="city">Elberfeld</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3588" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-03-28"/>
                    <persName ref="http://d-nb.info/gnd/118528009">Duisberg, Carl</persName>
                    <placeName ref="https://www.geonames.org/4257070">
                        <settlement type="city">Elberfeld</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3589" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-07"/>
                    <persName ref="http://d-nb.info/gnd/118528009">Duisberg, Carl</persName>
                    <placeName ref="https://www.geonames.org/4257070">
                        <settlement type="city">Elberfeld</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3590" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName ref="http://d-nb.info/gnd/118528009">Duisberg, Carl</persName>
                    <persName>Duisberg, Johanna</persName>
                    <placeName ref="https://www.geonames.org/4257070">
                        <settlement type="city">Elberfeld</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="http://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3591" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-01"/>
                    <persName ref="http://d-nb.info/gnd/118528009">Duisberg, Carl</persName>
                    <persName>Duisberg, Johanna</persName>
                    <placeName ref="https://www.geonames.org/4257070">
                        <settlement type="city">Elberfeld</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="http://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3592" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-31"/>
                    <persName>Hoffmann, Felix</persName>
                    <placeName ref="https://www.geonames.org/4257070">
                        <settlement type="city">Elberfeld</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3593" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-08-05"/>
                    <persName ref="http://d-nb.info/gnd/118528009">Duisberg, Carl</persName>
                    <placeName ref="https://www.geonames.org/4257070">
                        <settlement type="city">Elberfeld</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3594" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-07"/>
                    <persName ref="http://d-nb.info/gnd/118528009">Duisberg, Carl</persName>
                    <placeName ref="https://www.geonames.org/4257070">
                        <settlement type="city">Elberfeld</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="http://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3595" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1908.10.??</date>
                    <persName ref="http://d-nb.info/gnd/118528009">Duisberg, Carl</persName>
                    <placeName ref="https://www.geonames.org/4257070">
                        <settlement type="city">Elberfeld</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3596" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-20"/>
                    <persName ref="http://d-nb.info/gnd/118528009">Duisberg, Carl</persName>
                    <placeName ref="https://www.geonames.org/2878234">
                        <settlement type="city">Leverkusen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3597" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-10-23"/>
                    <persName ref="http://d-nb.info/gnd/118528009">Duisberg, Carl</persName>
                    <placeName ref="https://www.geonames.org/2878234">
                        <settlement type="city">Leverkusen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3598" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-12-14"/>
                    <persName>Duken, Elisabeth</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3599" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-11-23"/>
                    <persName ref="http://d-nb.info/gnd/1089200137">Dumas, Georges-Alphonse</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name type="current">Frankreich</name>
                            <name type="historical">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3600" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-27"/>
                    <persName ref="http://d-nb.info/gnd/1089200137">Dumas, Georges-Alphonse</persName>
                    <persName>Revault d'Allonnes, Gabriel Charles</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name type="current">Frankreich</name>
                            <name type="historical">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3601" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>??.1o.1904</date>
                    <persName ref="http://d-nb.info/gnd/1089200137">Dumas, Georges-Alphonse</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name type="current">Frankreich</name>
                            <name type="historical">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3602" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName ref="http://d-nb.info/gnd/1089200137">Dumas, Georges-Alphonse</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name type="current">Frankreich</name>
                            <name type="historical">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3603" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-06-25"/>
                    <persName>Dumont, Emerich Baron</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3604" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-12-26"/>
                    <persName>Dumont, Emerich Baron</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3605" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-02-16"/>
                    <persName>Dumont, Léon</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3606" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-02-27"/>
                    <persName>Dumont, Léon</persName>
                    <placeName>
                        <settlement type="city">Valenciennes</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3607" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-07-26"/>
                    <persName>Dumont, Léon</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3608" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Du Moulin-Eckart, Richard Graf</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3609" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-05-01"/>
                    <persName>Dumstrey, Marie</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3610" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-05-08"/>
                    <persName>Dumstrey, Marie</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3611" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-07-17"/>
                    <persName>Dumstrey, Marie</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3612" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-08-07"/>
                    <persName>Dumstrey, Marie</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3613" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-08-18"/>
                    <persName>Dumstrey, Marie</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3614" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-09-28"/>
                    <persName>Dumstrey, Marie</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3615" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-10-04"/>
                    <persName>Dumstrey, Marie</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3616" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-04-20"/>
                    <persName>Duncker, Dora</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3617" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-12-19"/>
                    <persName>Dupenne, P. A.</persName>
                    <placeName>
                        <settlement type="city">Chatre</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3618" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-11-30"/>
                    <persName>Duplay, Geo. F.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3619" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-28"/>
                    <persName>Duplay, Geo. F.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3620" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-29"/>
                    <persName>Duplay, Geo. F.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3621" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-20"/>
                    <persName>Duplay, Geo. F.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3622" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-09"/>
                    <persName>Duplay, Geo. F.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3623" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-18"/>
                    <persName>Duplay, Geo. F.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3624" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-07-07"/>
                    <persName>Durus, A.</persName>
                    <placeName>
                        <settlement type="city">Lien</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3625" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-03-17"/>
                    <persName>Durus, A.</persName>
                    <placeName ref="https://www.geonames.org/3060972">
                        <settlement type="city">Pressburg (Bratislava)</settlement>
                        <country>
                            <name key="SVK" type="current">Slowakei</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3626" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-08-26"/>
                    <persName>Duvignau, Paul</persName>
                    <placeName>
                        <settlement type="city">Chambéry</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3627" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-10-27"/>
                    <persName ref="http://d-nb.info/gnd/116259256">Dux, Adolf</persName>
                    <placeName ref="https://www.geonames.org/3054643">
                        <settlement type="city">Pest (Budapest)</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3628" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1904.02.??</date>
                    <persName>Dworák, E.</persName>
                    <placeName ref="https://www.geonames.org/3065684">
                        <settlement type="city">Morchenstern (Smržovka)</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3629" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-05-28"/>
                    <persName ref="http://d-nb.info/gnd/119401371">Dybowski, Benedikt</persName>
                    <placeName ref="https://www.geonames.org/702550">
                        <settlement type="city">Lemberg (Lwiw)</settlement>
                        <country>
                            <name key="UKR" type="current">Ukraine</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3630" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-03-30"/>
                    <persName ref="http://d-nb.info/gnd/119401371">Dybowski, Benedikt</persName>
                    <placeName ref="https://www.geonames.org/702550">
                        <settlement type="city">Lemberg (Lwiw)</settlement>
                        <country>
                            <name key="UKR" type="current">Ukraine</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3631" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-04-17"/>
                    <persName ref="http://d-nb.info/gnd/119401371">Dybowski, Benedikt</persName>
                    <placeName ref="https://www.geonames.org/702550">
                        <settlement type="city">Lemberg (Lwiw)</settlement>
                        <country>
                            <name key="UKR" type="current">Ukraine</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3632" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116137576">Dingler, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2955272">
                        <settlement type="city">Aschaffenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3633" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-04-26"/>
                    <persName ref="http://d-nb.info/gnd/116137576">Dingler, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2955272">
                        <settlement type="city">Aschaffenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3634" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-17"/>
                    <persName ref="http://d-nb.info/gnd/118528122">Duncan, Isadora</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3635" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-10"/>
                    <persName ref="http://d-nb.info/gnd/1167191099">Diniz, Almachio</persName>
                    <placeName ref="https://www.geonames.org/3450554">
                        <settlement type="city">Bahia</settlement>
                        <country>
                            <name type="current">Brasilien</name>
                            <name type="historical">Brasilien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3636" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-10-24"/>
                    <persName ref="http://d-nb.info/gnd/1167191099">Diniz, Almachio</persName>
                    <placeName ref="https://www.geonames.org/3450554">
                        <settlement type="city">Bahia</settlement>
                        <country>
                            <name type="current">Brasilien</name>
                            <name type="historical">Brasilien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3637" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-06-28"/>
                    <persName ref="http://d-nb.info/gnd/1167191099">Diniz, Almachio</persName>
                    <placeName ref="https://www.geonames.org/3450554">
                        <settlement type="city">Bahia</settlement>
                        <country>
                            <name type="current">Brasilien</name>
                            <name type="historical">Brasilien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3638" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-09-01"/>
                    <persName ref="http://d-nb.info/gnd/1167191099">Diniz, Almachio</persName>
                    <placeName ref="https://www.geonames.org/3450554">
                        <settlement type="city">Bahia</settlement>
                        <country>
                            <name type="current">Brasilien</name>
                            <name type="historical">Brasilien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3639" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-06-23"/>
                    <persName ref="http://d-nb.info/gnd/1167191099">Diniz, Almachio</persName>
                    <placeName ref="https://www.geonames.org/3450554">
                        <settlement type="city">Bahia</settlement>
                        <country>
                            <name type="current">Brasilien</name>
                            <name type="historical">Brasilien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3640" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-11-01"/>
                    <persName>Dimitriewitz, Lazar M.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3641" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-08-15"/>
                    <persName ref="http://d-nb.info/gnd/116137517">Dinger, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3642" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-04"/>
                    <persName ref="http://d-nb.info/gnd/116137517">Dinger, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3643" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-27"/>
                    <persName ref="http://d-nb.info/gnd/116137517">Dinger, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3644" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-06"/>
                    <persName ref="http://d-nb.info/gnd/116137517">Dinger, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3645" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116137517">Dinger, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3646" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-06-30"/>
                    <persName>Dihlmann, C.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3647" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-16"/>
                    <persName>Dille, Curt</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3648" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-11-27"/>
                    <persName>Dietze, H. Max</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3649" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-03-27"/>
                    <persName ref="http://d-nb.info/gnd/102266557">Dietzgen, Eugene</persName>
                    <placeName ref="https://www.geonames.org/2659869">
                        <settlement type="city">Locarno</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3650" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-08-09"/>
                    <persName ref="http://d-nb.info/gnd/102266557">Dietzgen, Eugene</persName>
                    <placeName>
                        <settlement type="city">Limburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country/>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3651" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-08"/>
                    <persName>Differé, Bertha</persName>
                    <placeName ref="https://www.geonames.org/2873891">
                        <settlement type="city">Mannheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3652" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-09-01"/>
                    <persName>Dietsch, Curt O.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3653" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-25"/>
                    <persName>Dietsch, Curt</persName>
                    <placeName ref="https://www.geonames.org/5368361">
                        <settlement type="city">Los Angeles</settlement>
                        <country>
                            <name key="USA" type="current">Kalifornien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3654" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Dietz, Wilhelm</persName>
                    <placeName>
                        <settlement type="city">Bettenhausen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3655" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1918.??.??</date>
                    <persName>Dietrich, K.</persName>
                    <placeName>
                        <settlement type="city">Donaueschingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3656" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-06-06"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3657" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-06-14"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3658" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-07-20"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3659" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-07-22"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3660" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-08-06"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3661" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-08-09"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3662" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-08-16"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3663" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-08-17"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3664" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-08-19"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3665" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-08-23"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3666" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-08-29"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3667" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-09-13"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3668" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-10-18"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3669" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-10-24"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3670" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-12-16"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3671" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-01-17"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3672" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-01-24"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3673" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1916.02.??</date>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3674" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-03-13"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3675" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-04-04"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3676" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-08-08"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3677" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-09-11"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3678" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Dietrich, Heinrich</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3679" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-12-26"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3680" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-01-13"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3681" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-02-24"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3682" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-15"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3683" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-31"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3684" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-04-07"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3685" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-04-11"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3686" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-05-16"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3687" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-07-28"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3688" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-08-19"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3689" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-08-27"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3690" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-09-08"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3691" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-09-30"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3692" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-10-15"/>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3693" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1917.??.21</date>
                    <persName>Dietrich, Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2837470">
                        <settlement type="city">Schneeberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3694" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-09-26"/>
                    <persName>Dietrich, Bernhard</persName>
                    <placeName>
                        <settlement type="city">Wernitzgrün</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3695" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-09-06"/>
                    <persName>Dietrich, Bernhard</persName>
                    <placeName>
                        <settlement type="city">Wernitzgrün</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3696" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-04-18"/>
                    <persName>Dietrich, Bernhard</persName>
                    <placeName>
                        <settlement type="city">Wernitzgrün</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3697" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-05-01"/>
                    <persName>Dietrich, Bernhard</persName>
                    <placeName>
                        <settlement type="city">Wernitzgrün</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3698" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-11-09"/>
                    <persName>Dietrich, Rudolf</persName>
                    <placeName ref="https://www.geonames.org/2843355">
                        <settlement type="city">Rudolstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3699" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-10"/>
                    <persName>Dietrich, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3700" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-18"/>
                    <persName>Dietrich, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3701" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-12-17"/>
                    <persName>Diesterweg, Eleonore</persName>
                    <placeName>
                        <settlement type="city">Ebendorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3702" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-12-19"/>
                    <persName>Diesterweg, Eleonore</persName>
                    <placeName>
                        <settlement type="city">Ebendorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3703" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-11-30"/>
                    <persName>Dieterich, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3704" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-19"/>
                    <persName>Dieterich, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3705" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-01-24"/>
                    <persName>Dieterich, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3706" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-27"/>
                    <persName>Dieterich, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3707" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-10-27"/>
                    <persName>Dieterich, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3708" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-12-16"/>
                    <persName>Dieterich, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3709" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-01-11"/>
                    <persName>Dieterich, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3710" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-07-25"/>
                    <persName>Dieterich, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3711" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-15"/>
                    <persName>Diergart, Paul</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3712" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-07-27"/>
                    <persName>Diesel, Carl</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3713" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-04-25"/>
                    <persName>Diesel, Carl</persName>
                    <placeName>
                        <settlement type="city">Kemnitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3714" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-11-26"/>
                    <persName>Diesel, R.</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3715" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-17"/>
                    <persName>Diemer, Jacob</persName>
                    <placeName ref="https://www.geonames.org/2892794">
                        <settlement type="city">Karlsruhe</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3716" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-04-18"/>
                    <persName>Diemer, Markus</persName>
                    <placeName>
                        <settlement type="city">Oberammergau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3717" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-11"/>
                    <persName ref="http://d-nb.info/gnd/116103906">Diercks, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3718" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-12-30"/>
                    <persName>Diehl, A.</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3719" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-11-24"/>
                    <persName>Diehl, A.</persName>
                    <placeName ref="https://www.geonames.org/2875601">
                        <settlement type="city">Lübeck</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3720" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-08-09"/>
                    <persName>Diehl, Georg</persName>
                    <placeName ref="https://www.geonames.org/2864056">
                        <settlement type="city">Neustadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3721" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-09-17"/>
                    <persName>Diehl, Georg</persName>
                    <placeName ref="https://www.geonames.org/2864056">
                        <settlement type="city">Neustadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3722" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-13"/>
                    <persName>Diehl, Georg</persName>
                    <placeName ref="https://www.geonames.org/2864056">
                        <settlement type="city">Neustadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3723" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-08-05"/>
                    <persName ref="http://d-nb.info/gnd/116100621">Diehl, Gustav Eugen</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3724" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-05"/>
                    <persName>Diederichs, Karl</persName>
                    <placeName>
                        <settlement type="city">Eutin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3725" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-06-21"/>
                    <persName>Diederich, Georg</persName>
                    <placeName>
                        <settlement type="city">Duderstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3726" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-09-12"/>
                    <persName ref="http://d-nb.info/gnd/118678256">Diederichs, Eugen</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3727" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-11"/>
                    <persName ref="http://d-nb.info/gnd/118678256">Diederichs, Eugen</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3728" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-03-19"/>
                    <persName ref="http://d-nb.info/gnd/118678256">Diederichs, Eugen</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3729" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-26"/>
                    <persName ref="http://d-nb.info/gnd/118678256">Diederichs, Eugen</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3730" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-28"/>
                    <persName ref="http://d-nb.info/gnd/118678256">Diederichs, Eugen</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3731" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-07-29"/>
                    <persName ref="http://d-nb.info/gnd/118678256">Diederichs, Eugen</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3732" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-05-24"/>
                    <persName ref="http://d-nb.info/gnd/118678256">Diederichs, Eugen</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3733" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-11-20"/>
                    <persName ref="http://d-nb.info/gnd/118678256">Diederichs, Eugen</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3734" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-09-07"/>
                    <persName ref="http://d-nb.info/gnd/118678256">Diederichs, Eugen</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3735" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-03-04"/>
                    <persName ref="http://d-nb.info/gnd/118678256">Diederichs, Eugen</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3736" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-12-21"/>
                    <persName ref="http://d-nb.info/gnd/118678256">Diederichs, Eugen</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3737" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-05-15"/>
                    <persName ref="http://d-nb.info/gnd/118678256">Diederichs, Eugen</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3738" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-05-17"/>
                    <persName ref="http://d-nb.info/gnd/118678256">Diederichs, Eugen</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3739" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-08-20"/>
                    <persName>Sickels, N. D.</persName>
                    <placeName ref="https://www.geonames.org/5391811">
                        <settlement type="city">San Diego</settlement>
                        <country>
                            <name key="USA" type="current">Kalifornien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3740" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-03-05"/>
                    <persName>Diehl, Georg</persName>
                    <placeName ref="https://www.geonames.org/2864056">
                        <settlement type="city">Neustadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3741" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-19"/>
                    <persName>Dickfeldt, W.</persName>
                    <placeName ref="https://www.geonames.org/3247449">
                        <settlement type="city">Aachen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3742" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Diebener, Ph.</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3743" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-10-08"/>
                    <persName ref="http://d-nb.info/gnd/117637033">Dieck, Georg</persName>
                    <placeName ref="https://www.geonames.org/2803875">
                        <settlement type="city">Zöschen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3744" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-11-15"/>
                    <persName ref="http://d-nb.info/gnd/117637033">Dieck, Georg</persName>
                    <placeName ref="https://www.geonames.org/2803875">
                        <settlement type="city">Zöschen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3745" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1875.??.??</date>
                    <persName ref="http://d-nb.info/gnd/117637033">Dieck, Georg</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3746" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-02-13"/>
                    <persName ref="http://d-nb.info/gnd/117637033">Dieck, Georg</persName>
                    <placeName ref="https://www.geonames.org/2803875">
                        <settlement type="city">Zöschen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3747" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-06-04"/>
                    <persName ref="http://d-nb.info/gnd/117637033">Dieck, Georg</persName>
                    <placeName ref="https://www.geonames.org/2803875">
                        <settlement type="city">Zöschen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3748" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-11-05"/>
                    <persName ref="http://d-nb.info/gnd/117637033">Dieck, Georg</persName>
                    <placeName ref="https://www.geonames.org/2803875">
                        <settlement type="city">Zöschen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3749" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-01-01"/>
                    <persName ref="http://d-nb.info/gnd/117637033">Dieck, Georg</persName>
                    <placeName ref="https://www.geonames.org/2523920">
                        <settlement type="city">Palermo</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3750" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-16"/>
                    <persName ref="http://d-nb.info/gnd/117637033">Dieck, Georg</persName>
                    <placeName ref="https://www.geonames.org/2803875">
                        <settlement type="city">Zöschen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3751" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-07"/>
                    <persName ref="http://d-nb.info/gnd/117637033">Dieck, Georg</persName>
                    <placeName ref="https://www.geonames.org/2803875">
                        <settlement type="city">Zöschen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3752" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-09-19"/>
                    <persName ref="http://d-nb.info/gnd/117637033">Dieck, Georg</persName>
                    <placeName ref="https://www.geonames.org/2803875">
                        <settlement type="city">Zöschen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3753" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-10-13"/>
                    <persName ref="http://d-nb.info/gnd/117637033">Dieck, Georg</persName>
                    <placeName ref="https://www.geonames.org/2803875">
                        <settlement type="city">Zöschen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3754" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-07-13"/>
                    <persName ref="http://d-nb.info/gnd/117637033">Dieck, Georg</persName>
                    <placeName ref="https://www.geonames.org/2803875">
                        <settlement type="city">Zöschen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3755" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-07-10"/>
                    <persName>Dieckmann, N.N.</persName>
                    <placeName>
                        <settlement type="city">Diedenhofen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3756" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-15"/>
                    <persName>Dieckmann, August</persName>
                    <placeName>
                        <settlement type="city">Diez</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3757" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-12-08"/>
                    <persName>Dieckmann, Gertha</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3758" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-01-25"/>
                    <persName>Dieckmann, Gertha</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3759" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-05-11"/>
                    <persName>Dieckmann, Gertha</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3760" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-06"/>
                    <persName>Dieckmann, Gertha</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3761" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-17"/>
                    <persName>Dieckmann, Gertha</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3762" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1923-01-17"/>
                    <persName>Dieckmann, Gertha</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/116359161">Haeckel, Walter Carl Emil Ernst</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3763" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-30"/>
                    <persName>Deye, Emil</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3764" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-08-14"/>
                    <persName>Deye, Emil</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3765" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-08-17"/>
                    <persName>Deye, Emil</persName>
                    <placeName>
                        <settlement type="city">Salzungen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3766" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-18"/>
                    <persName>Deys, P.</persName>
                    <placeName ref="https://www.geonames.org/993800">
                        <settlement type="city">Johannesburg</settlement>
                        <country>
                            <name key="ZAF" type="current">Südafrika</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3767" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-07-28"/>
                    <persName>Deytard, M.</persName>
                    <placeName ref="https://www.geonames.org/2660646">
                        <settlement type="city">Genf</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3768" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-08-05"/>
                    <persName>Dick, F.</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3769" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-04-05"/>
                    <persName>Dewey, John W.</persName>
                    <placeName>
                        <settlement type="city">Salt Lake City</settlement>
                        <country>
                            <name key="USA" type="current">Utah</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3770" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-09-07"/>
                    <persName>DeWitt, E. L.</persName>
                    <placeName ref="https://www.geonames.org/4509177">
                        <settlement type="city">Columbus</settlement>
                        <country>
                            <name key="USA" type="current">Ohio</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3771" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>nach 1890</date>
                    <persName>Wendler, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2870318">
                        <settlement type="city">Mittweida</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3772" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-07-03"/>
                    <persName>Dewees, N. M.</persName>
                    <placeName>
                        <settlement type="city">Washington</settlement>
                        <country>
                            <name key="USA" type="current">Ohio</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3773" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-07-03"/>
                    <persName>Dewees, N. M.</persName>
                    <placeName ref="https://www.geonames.org/5149007">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="USA" type="current">Ohio</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3774" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-07-19"/>
                    <persName>Dewees, N. M.</persName>
                    <placeName ref="https://www.geonames.org/5149007">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="USA" type="current">Ohio</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3775" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName>Dewermann, Konrad</persName>
                    <placeName>
                        <settlement type="city">Altfranken</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3776" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-14"/>
                    <persName>Dewermann, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3777" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-12-06"/>
                    <persName>Pichler, Franz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3778" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-12-05"/>
                    <persName ref="http://d-nb.info/gnd/134055136">Groß, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3779" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-12-24"/>
                    <persName>Pichler, Franz</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3780" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-19"/>
                    <persName>Blobner, August</persName>
                    <placeName ref="https://www.geonames.org/3067696">
                        <settlement type="city">Prag</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3781" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-05-02"/>
                    <persName ref="http://d-nb.info/gnd/117025674">Schramm, Albert</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3782" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-02-05"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/3067696">
                        <settlement type="city">Prag</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3783" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-09-29"/>
                    <persName ref="http://d-nb.info/gnd/118702599">Franzos, Karl Emil</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3784" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Bergmann, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3785" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-01-22"/>
                    <persName>Lehmann, Julius Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3786" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-03-08"/>
                    <persName>Gellert, Georg</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Berlin-Wilmersdorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3787" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-03-13"/>
                    <persName>Gellert, Georg</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Berlin-Wilmersdorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3788" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-11-16"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3789" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>N.N.</persName>
                    <placeName>
                        <settlement type="city">Hamburg-Großborstel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3790" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-06-22"/>
                    <persName ref="http://d-nb.info/gnd/101921128">Herzog zu Mecklenburg-Schwerin, Johann Albrecht</persName>
                    <placeName ref="https://www.geonames.org/2808553">
                        <settlement type="city">Wiligrad</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3791" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-07-04"/>
                    <persName>Büchner, E.</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3792" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-04-14"/>
                    <persName>Loewenstein, Adolf</persName>
                    <persName>Goßrau, Carl</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3793" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-29"/>
                    <persName>Pils, Rudolf</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3794" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1879.12.??</date>
                    <persName>Schuh, Paul</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3795" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-07-14"/>
                    <persName ref="http://d-nb.info/gnd/117633232">Deutsch, Rudolf Friedrich von</persName>
                    <placeName ref="https://www.geonames.org/2939658">
                        <settlement type="city">Cuxhaven</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3796" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-11-01"/>
                    <persName ref="http://d-nb.info/gnd/117633232">Deutsch, Rudolf Friedrich von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3797" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-11-24"/>
                    <persName ref="http://d-nb.info/gnd/117633232">Deutsch, Rudolf Friedrich von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3798" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-18"/>
                    <persName ref="http://d-nb.info/gnd/117633232">Deutsch, Rudolf Friedrich von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3799" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-28"/>
                    <persName ref="http://d-nb.info/gnd/117633232">Deutsch, Rudolf Friedrich von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3800" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-01-04"/>
                    <persName ref="http://d-nb.info/gnd/117633232">Deutsch, Rudolf Friedrich von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3801" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-15"/>
                    <persName ref="http://d-nb.info/gnd/117633232">Deutsch, Rudolf Friedrich von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3802" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-08-07"/>
                    <persName ref="http://d-nb.info/gnd/117633232">Deutsch, Rudolf Friedrich von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3803" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-19"/>
                    <persName ref="http://d-nb.info/gnd/117633232">Deutsch, Rudolf Friedrich von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3804" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-05-29"/>
                    <persName ref="http://d-nb.info/gnd/117633232">Deutsch, Rudolf Friedrich von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3805" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-11-03"/>
                    <persName ref="http://d-nb.info/gnd/117633232">Deutsch, Rudolf Friedrich von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3806" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-16"/>
                    <persName ref="http://d-nb.info/gnd/117633232">Deutsch, Rudolf Friedrich von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3807" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-20"/>
                    <persName ref="http://d-nb.info/gnd/117633232">Deutsch, Rudolf Friedrich von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3808" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3809" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1917.??.?? [?]</date>
                    <persName>Deutsch, Eugen</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3810" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-30"/>
                    <persName>Deutsch, Eugen</persName>
                    <placeName>
                        <settlement type="city">Tabori</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3811" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-06"/>
                    <persName>Dettin, Oskar</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3812" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-08-04"/>
                    <persName ref="http://d-nb.info/gnd/116086564">Detto, Carl</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3813" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-04"/>
                    <persName ref="http://d-nb.info/gnd/116086564">Detto, Carl</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3814" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-04-30"/>
                    <persName>Dealey, James Quayle</persName>
                    <placeName ref="https://www.geonames.org/5224151">
                        <settlement type="city">Providence</settlement>
                        <country>
                            <name key="USA" type="current">Rhode Island</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3815" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-07-11"/>
                    <persName>Dearborn, Frank A.</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3816" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-18"/>
                    <persName>Dearborn, Frank A.</persName>
                    <placeName>
                        <settlement type="city">Nashua</settlement>
                        <country>
                            <name key="USA" type="current">New Hampshire</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3817" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-18"/>
                    <persName>Dearborn, Frank A.</persName>
                    <placeName>
                        <settlement type="city">Nashua</settlement>
                        <country>
                            <name key="USA" type="current">New Hampshire</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3818" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-12-20"/>
                    <persName>Dearborn, Frank A.</persName>
                    <placeName>
                        <settlement type="city">Nashua</settlement>
                        <country>
                            <name key="USA" type="current">New Hampshire</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3819" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-01-22"/>
                    <persName>Dearborn, Frank A.</persName>
                    <placeName>
                        <settlement type="city">Nashua</settlement>
                        <country>
                            <name key="USA" type="current">New Hampshire</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3820" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-02-16"/>
                    <persName>Dechandt, Ilse</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3821" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-04-22"/>
                    <persName>Dechandt, Ilse</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3822" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-08-14"/>
                    <persName>Dechandt, Ilse</persName>
                    <placeName ref="https://www.geonames.org/2922530">
                        <settlement type="city">Garmisch-Partenkirchen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3823" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-03-10"/>
                    <persName>Dechmann, Louis</persName>
                    <placeName ref="https://www.geonames.org/5809844">
                        <settlement type="city">Seattle</settlement>
                        <country>
                            <name key="USA" type="current">Washington</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3824" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-12-01"/>
                    <persName>Decker, Marie</persName>
                    <placeName>
                        <settlement type="city">Krems</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3825" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-05-29"/>
                    <persName>Decker, Fritz</persName>
                    <placeName ref="https://www.geonames.org/2886242">
                        <settlement type="city">Köln</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3826" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-03-30"/>
                    <persName ref="http://d-nb.info/gnd/116051035">Degener, Herrmann August Luwig</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3827" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-12-30"/>
                    <persName ref="http://d-nb.info/gnd/1172042306">Gerhardt, Fritz</persName>
                    <placeName ref="https://www.geonames.org/2934246">
                        <settlement type="city">Düsseldorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3828" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-01-08"/>
                    <persName>Dehnow, Fritz</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3829" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-07-26"/>
                    <persName>Deichmüller, J.</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3830" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-09-11"/>
                    <persName>Deicke, H.</persName>
                    <placeName ref="https://www.geonames.org/2911665">
                        <settlement type="city">Halberstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3831" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-15"/>
                    <persName>Deicke, H.</persName>
                    <placeName ref="https://www.geonames.org/2911665">
                        <settlement type="city">Halberstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3832" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-02-15"/>
                    <persName>Deicke, H.</persName>
                    <placeName ref="https://www.geonames.org/2911665">
                        <settlement type="city">Halberstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3833" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-15"/>
                    <persName>Deicke, H.</persName>
                    <placeName ref="https://www.geonames.org/2911665">
                        <settlement type="city">Halberstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3834" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-14"/>
                    <persName>Deicke, H.</persName>
                    <placeName ref="https://www.geonames.org/2911665">
                        <settlement type="city">Halberstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3835" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-11-26"/>
                    <persName>Deissmann, N.N.</persName>
                    <placeName>
                        <settlement type="city">Petersdorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3836" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-10-06"/>
                    <persName ref="http://d-nb.info/gnd/116057238">Delage, Yves Marie</persName>
                    <placeName>
                        <settlement type="city">Roscoff</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3837" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1876.??.??</date>
                    <persName>Douwes Dekker, Eduard</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3838" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.02.16</date>
                    <persName>Douwes Dekker, Eduard</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3839" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-01-18"/>
                    <persName>Douwes Dekker, Ernest François Eugène</persName>
                    <placeName ref="https://www.geonames.org/1642911">
                        <settlement type="city">Batavia</settlement>
                        <country>
                            <name key="IDN" type="current">Indonesien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3840" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-07"/>
                    <persName ref="http://d-nb.info/gnd/116057866">von Delbrück, Clemens</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3841" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-10-26"/>
                    <persName ref="http://d-nb.info/gnd/118671324">Delbrück, Berthold</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3842" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-13"/>
                    <persName ref="http://d-nb.info/gnd/118671324">Delbrück, Berthold</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3843" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-05-20"/>
                    <persName ref="http://d-nb.info/gnd/118671324">Delbrück, Berthold</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3844" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-07-22"/>
                    <persName ref="http://d-nb.info/gnd/118671324">Delbrück, Berthold</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3845" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-01-13"/>
                    <persName ref="http://d-nb.info/gnd/118671324">Delbrück, Berthold</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3846" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-05-05"/>
                    <persName ref="http://d-nb.info/gnd/118671324">Delbrück, Berthold</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3847" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-08"/>
                    <persName ref="http://d-nb.info/gnd/118671324">Delbrück, Berthold</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3848" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-11-05"/>
                    <persName ref="http://d-nb.info/gnd/118671324">Delbrück, Berthold</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3849" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-12-17"/>
                    <persName ref="http://d-nb.info/gnd/118671324">Delbrück, Berthold</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3850" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-01-21"/>
                    <persName ref="http://d-nb.info/gnd/118671324">Delbrück, Berthold</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3851" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-07-30"/>
                    <persName ref="http://d-nb.info/gnd/118671324">Delbrück, Berthold</persName>
                    <placeName>
                        <settlement type="city">Reit im Winkel</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3852" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName ref="http://d-nb.info/gnd/118671324">Delbrück, Berthold</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3853" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-07"/>
                    <persName ref="http://d-nb.info/gnd/118671324">Delbrück, Berthold</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3854" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-08-02"/>
                    <persName ref="http://d-nb.info/gnd/118671324">Delbrück, Berthold</persName>
                    <placeName>
                        <settlement type="city">Reit im Winkel</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3855" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-10-24"/>
                    <persName ref="http://d-nb.info/gnd/118671324">Delbrück, Berthold</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3856" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-12-28"/>
                    <persName ref="http://d-nb.info/gnd/118671324">Delbrück, Berthold</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3857" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>null</date>
                    <persName ref="http://d-nb.info/gnd/118671324">Delbrück, Berthold</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3858" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-05-03"/>
                    <persName>Delbrück, Hans</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3859" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-06-28"/>
                    <persName>Delines, Michel</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3860" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-12-22"/>
                    <persName>Dellefant, Anton</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3861" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-05-19"/>
                    <persName>Dellefant, Anton</persName>
                    <placeName>
                        <settlement type="city">Komotau (heute: Chomutov)</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3862" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-09-22"/>
                    <persName>Dellefant, Anton</persName>
                    <placeName ref="https://www.geonames.org/3067696">
                        <settlement type="city">Prag</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3863" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-03"/>
                    <persName>Dellefant, Anton</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3864" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-12-07"/>
                    <persName>Dellingshausen, Eduard Freiherr von</persName>
                    <placeName ref="https://www.geonames.org/2990440">
                        <settlement type="city">Nizza</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                            <name type="historical">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3865" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-08-17"/>
                    <persName>Delpech, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3866" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-06-28"/>
                    <persName>Delprat, Théodore Felix Albert</persName>
                    <placeName ref="https://www.geonames.org/1633419">
                        <settlement type="city">Padang</settlement>
                        <country>
                            <name key="IDN" type="current">Indonesien</name>
                            <name type="historical">Niederländisch-Indien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3867" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-11-12"/>
                    <persName>Delprat, Théodore Felix Albert</persName>
                    <placeName>
                        <settlement type="city">Schweningen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3868" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-09-24"/>
                    <persName>Delprat, Théodore Felix Albert</persName>
                    <placeName ref="https://www.geonames.org/2747373">
                        <settlement type="city">Den Haag</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3869" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Delprat, Théodore Felix Albert</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3870" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-06-30"/>
                    <persName>Delprat, Théodore Felix Albert</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3871" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-08-16"/>
                    <persName>Delprat, Théodore Felix Albert</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3872" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-14"/>
                    <persName>Delprat, Théodore Felix Albert</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3873" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-12-30"/>
                    <persName>Delprat, Théodore Felix Albert</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3874" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-16"/>
                    <persName>Delprat, Théodore Felix Albert</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3875" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-08-16"/>
                    <persName>Delprat, Théodore Felix Albert</persName>
                    <placeName>
                        <settlement type="city">Hornberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3876" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-16"/>
                    <persName>Delprat, Théodore Felix Albert</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3877" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-16"/>
                    <persName>Delprat, Théodore Felix Albert</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3878" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-16"/>
                    <persName>Delprat, Théodore Felix Albert</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3879" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-18"/>
                    <persName>Delprat, Théodore Felix Albert</persName>
                    <placeName ref="https://www.geonames.org/2747373">
                        <settlement type="city">Den Haag</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3880" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-14"/>
                    <persName>Delstanche, Henry</persName>
                    <placeName ref="https://www.geonames.org/2800866">
                        <settlement type="city">Brüssel</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3881" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-06-21"/>
                    <persName>Délyanny, Théodore</persName>
                    <placeName ref="https://www.geonames.org/264371">
                        <settlement type="city">Athen</settlement>
                        <country>
                            <name key="GRC" type="current">Griechenland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3882" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-12"/>
                    <persName>Dembowski, H.</persName>
                    <placeName ref="https://www.geonames.org/554234">
                        <settlement type="city">Königsberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3883" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-19"/>
                    <persName>Dembowski, H.</persName>
                    <placeName ref="https://www.geonames.org/554234">
                        <settlement type="city">Königsberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3884" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-12-31"/>
                    <persName ref="http://d-nb.info/gnd/116070587">Dendy, Arthur</persName>
                    <placeName ref="https://www.geonames.org/2192362">
                        <settlement type="city">Christchurch</settlement>
                        <country>
                            <name type="current">Neuseeland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3885" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-11-11"/>
                    <persName ref="http://d-nb.info/gnd/116070587">Dendy, Arthur</persName>
                    <placeName ref="https://www.geonames.org/3369157">
                        <settlement type="city">Kapstadt</settlement>
                        <country>
                            <name key="ZAF" type="current">Südafrika</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3886" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-11-11"/>
                    <persName ref="http://d-nb.info/gnd/116070587">Dendy, Arthur</persName>
                    <placeName ref="https://www.geonames.org/3369157">
                        <settlement type="city">Kapstadt</settlement>
                        <country>
                            <name key="ZAF" type="current">Südafrika</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName>N.N.</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3887" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-11-14"/>
                    <persName ref="http://d-nb.info/gnd/116070587">Dendy, Arthur</persName>
                    <placeName ref="https://www.geonames.org/3369157">
                        <settlement type="city">Kapstadt</settlement>
                        <country>
                            <name key="ZAF" type="current">Südafrika</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3888" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-10-07"/>
                    <persName>Denicke, Lily</persName>
                    <placeName ref="https://www.geonames.org/2929670">
                        <settlement type="city">Erfurt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3889" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-04-28"/>
                    <persName ref="http://d-nb.info/gnd/118824821">Dennert, Eberhard</persName>
                    <placeName ref="https://www.geonames.org/2876865">
                        <settlement type="city">Lippstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3890" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-08-27"/>
                    <persName>Denninghoff, H.</persName>
                    <placeName>
                        <settlement type="city">Tutzing</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3891" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-09-02"/>
                    <persName>Denninghoff, H.</persName>
                    <placeName>
                        <settlement type="city">Tutzing</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3892" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-16"/>
                    <persName>Denninghoff, H.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3893" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.03.04</date>
                    <persName>Denny, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2638077">
                        <settlement type="city">Sheffield</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3894" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-04-28"/>
                    <persName>Denny, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2638077">
                        <settlement type="city">Sheffield</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3895" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-01-16"/>
                    <persName>Denso, Paul</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3896" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-11-18"/>
                    <persName>Depierra, Emma</persName>
                    <placeName ref="https://www.geonames.org/2953504">
                        <settlement type="city">Baden-Baden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3897" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-08-15"/>
                    <persName>Depierra, Emma</persName>
                    <placeName ref="https://www.geonames.org/2953504">
                        <settlement type="city">Baden-Baden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3898" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-09-24"/>
                    <persName>Depierra, Emma</persName>
                    <placeName ref="https://www.geonames.org/2953504">
                        <settlement type="city">Baden-Baden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3899" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-10-01"/>
                    <persName>Depierra, Emma</persName>
                    <placeName ref="https://www.geonames.org/2953504">
                        <settlement type="city">Baden-Baden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3900" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-10-22"/>
                    <persName>Depierra, Emma</persName>
                    <placeName ref="https://www.geonames.org/2953504">
                        <settlement type="city">Baden-Baden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3901" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-02-13"/>
                    <persName>Depierra, Emma</persName>
                    <placeName ref="https://www.geonames.org/2953504">
                        <settlement type="city">Baden-Baden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3902" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-05-08"/>
                    <persName>Depierra, Emma</persName>
                    <placeName ref="https://www.geonames.org/2953504">
                        <settlement type="city">Baden-Baden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3903" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-06-14"/>
                    <persName>Depierra, Emma</persName>
                    <placeName ref="https://www.geonames.org/2953504">
                        <settlement type="city">Baden-Baden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3904" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-04-11"/>
                    <persName>Depierra, Emma</persName>
                    <placeName ref="https://www.geonames.org/2953504">
                        <settlement type="city">Baden-Baden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3905" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-08-30"/>
                    <persName>Depierra, Emma</persName>
                    <placeName>
                        <settlement type="city">Laufen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3906" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-04-21"/>
                    <persName>Depierra, Emma</persName>
                    <placeName>
                        <settlement type="city">Laufen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3907" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-09-11"/>
                    <persName>Deregi, Oskar</persName>
                    <placeName ref="https://www.geonames.org/3054643">
                        <settlement type="city">Budapest</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3908" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-27"/>
                    <persName>Deregi, Oskar</persName>
                    <placeName ref="https://www.geonames.org/3054643">
                        <settlement type="city">Budapest</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3909" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Deri, Imre</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3910" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-10-26"/>
                    <persName>Deriberpray, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2660646">
                        <settlement type="city">Genf</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3911" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-01-24"/>
                    <persName>Dernburg, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3912" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-06-20"/>
                    <persName>Dernburg, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3913" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-15"/>
                    <persName>Deschner, Bruno</persName>
                    <placeName ref="https://www.geonames.org/2878102">
                        <settlement type="city">Berlin-Lichtenberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3914" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Deschner, Bruno</persName>
                    <placeName ref="https://www.geonames.org/2864695">
                        <settlement type="city">Berlin-Neukölln</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3915" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-22"/>
                    <persName>Deschner, Bruno</persName>
                    <placeName ref="https://www.geonames.org/2864695">
                        <settlement type="city">Berlin-Neukölln</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3916" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-10-21"/>
                    <persName>Desrousseaux, E.</persName>
                    <placeName>
                        <settlement type="city">Mouzon</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3917" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-03-15"/>
                    <persName>Detlefsen, Emil</persName>
                    <placeName>
                        <settlement type="city">Wismar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3918" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-10"/>
                    <persName>Detadelur, C. F.</persName>
                    <placeName ref="https://www.geonames.org/2800866">
                        <settlement type="city">Brüssel</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3919" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-03-29"/>
                    <persName>Dessen, M.</persName>
                    <placeName ref="https://www.geonames.org/2921232">
                        <settlement type="city">Gera</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3920" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-11-30"/>
                    <persName ref="http://d-nb.info/gnd/11608619X">Detmer, Wilhelm Alexander</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3921" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-02-06"/>
                    <persName ref="http://d-nb.info/gnd/11608619X">Detmer, Wilhelm Alexander</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3922" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-03-27"/>
                    <persName ref="http://d-nb.info/gnd/11608619X">Detmer, Wilhelm Alexander</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3923" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-11-17"/>
                    <persName ref="http://d-nb.info/gnd/11608619X">Detmer, Wilhelm Alexander</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3924" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-01-14"/>
                    <persName ref="http://d-nb.info/gnd/11608619X">Detmer, Wilhelm Alexander</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3925" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-05-02"/>
                    <persName ref="http://d-nb.info/gnd/11608619X">Detmer, Wilhelm Alexander</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3926" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-12-27"/>
                    <persName ref="http://d-nb.info/gnd/11608619X">Detmer, Wilhelm Alexander</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3927" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-08-30"/>
                    <persName ref="http://d-nb.info/gnd/11608619X">Detmer, Wilhelm Alexander</persName>
                    <placeName>
                        <settlement type="city">Wladikawkas</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3928" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-11-17"/>
                    <persName ref="http://d-nb.info/gnd/11608619X">Detmer, Wilhelm Alexander</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3929" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName ref="http://d-nb.info/gnd/11608619X">Detmer, Wilhelm Alexander</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3930" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1904.10.??</date>
                    <persName ref="http://d-nb.info/gnd/11608619X">Detmer, Wilhelm Alexander</persName>
                    <placeName ref="https://www.geonames.org/1648473">
                        <settlement type="city">Buitenzorg</settlement>
                        <country>
                            <name key="IDN" type="current">Indonesien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3931" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-05"/>
                    <persName ref="http://d-nb.info/gnd/11608619X">Detmer, Wilhelm Alexander</persName>
                    <placeName ref="https://www.geonames.org/1648473">
                        <settlement type="city">Buitenzorg</settlement>
                        <country>
                            <name key="IDN" type="current">Indonesien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3932" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-30"/>
                    <persName ref="http://d-nb.info/gnd/11608619X">Detmer, Wilhelm Alexander</persName>
                    <placeName>
                        <settlement type="city">Garut</settlement>
                        <country>
                            <name key="IDN" type="current">Indonesien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3933" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-06-26"/>
                    <persName ref="http://d-nb.info/gnd/11608619X">Detmer, Wilhelm Alexander</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3934" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-23"/>
                    <persName ref="http://d-nb.info/gnd/11608619X">Detmer, Wilhelm Alexander</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3935" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-20"/>
                    <persName ref="http://d-nb.info/gnd/11608619X">Detmer, Wilhelm Alexander</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3936" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-07-16"/>
                    <persName ref="http://d-nb.info/gnd/11608619X">Detmer, Wilhelm Alexander</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3937" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-08-29"/>
                    <persName ref="http://d-nb.info/gnd/11608619X">Detmer, Wilhelm Alexander</persName>
                    <placeName ref="https://www.geonames.org/3161732">
                        <settlement type="city">Bergen</settlement>
                        <country>
                            <name key="NOR" type="current">Norwegen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3938" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-10-18"/>
                    <persName ref="http://d-nb.info/gnd/11608619X">Detmer, Wilhelm Alexander</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3939" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName ref="http://d-nb.info/gnd/11608619X">Detmer, Wilhelm Alexander</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3940" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Detraan, A.</persName>
                    <placeName ref="https://www.geonames.org/498817">
                        <settlement type="city">St. Petersburg</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3941" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>10. oder 12.01.1874</date>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3942" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-02-01"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3943" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-02-19"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3944" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-03-09"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3945" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-03-28"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3946" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-07-10"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3947" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-11-19"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3948" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-01-30"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3949" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-11-10"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3950" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-11-05"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3951" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-06-12"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3952" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-09-24"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3953" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-11-01"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3954" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-07-26"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3955" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-01-01"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3956" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-02-25"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3957" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-07-19"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3958" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-11-23"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3959" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-12-30"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3960" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-10-05"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3961" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-02-21"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3962" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-07-28"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3963" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-05-04"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3964" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-11-29"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3965" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-12-18"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3966" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-06-03"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3967" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-08-16"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3968" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-11-15"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3969" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-02-29"/>
                    <persName ref="http://d-nb.info/gnd/119347091">Deubler, Konrad</persName>
                    <placeName ref="https://www.geonames.org/2782055">
                        <settlement type="city">Goisern (Bad Goisern)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3970" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName ref="http://d-nb.info/gnd/118528122">Duncan, Isadora</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3169602">
                        <settlement type="city">Rapallo</settlement>
                        <country/>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3971" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-04-07"/>
                    <persName ref="http://d-nb.info/gnd/118528122">Duncan, Isadora</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3972" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-07-06"/>
                    <persName ref="http://d-nb.info/gnd/118528122">Duncan, Isadora</persName>
                    <placeName ref="https://www.geonames.org/2951825">
                        <settlement type="city">Bayreuth</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3973" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-07-29"/>
                    <persName ref="http://d-nb.info/gnd/118528122">Duncan, Isadora</persName>
                    <placeName ref="https://www.geonames.org/2951825">
                        <settlement type="city">Bayreuth</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3974" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-08-15"/>
                    <persName ref="http://d-nb.info/gnd/118528122">Duncan, Isadora</persName>
                    <placeName>
                        <settlement type="city">Berlin W.</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country/>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3975" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-09-01"/>
                    <persName ref="http://d-nb.info/gnd/118528122">Duncan, Isadora</persName>
                    <placeName ref="https://www.geonames.org/3164603">
                        <settlement type="city">Venedig</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3976" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-09-12"/>
                    <persName ref="http://d-nb.info/gnd/118528122">Duncan, Isadora</persName>
                    <placeName ref="https://www.geonames.org/2953504">
                        <settlement type="city">Baden-Baden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3977" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-11-12"/>
                    <persName ref="http://d-nb.info/gnd/116251417">Duncan, Elizabeth</persName>
                    <persName ref="http://d-nb.info/gnd/105210587">Biden Sturges, Mary Estelle</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3978" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-05-08"/>
                    <persName ref="http://d-nb.info/gnd/118528122">Duncan, Isadora</persName>
                    <placeName ref="https://www.geonames.org/3034238">
                        <settlement type="city">Beaulieu-sur-Mer</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3979" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-06-08"/>
                    <persName ref="http://d-nb.info/gnd/118528122">Duncan, Isadora</persName>
                    <placeName>
                        <settlement type="city">Neuilly</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3980" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-09-16"/>
                    <persName>Dabbert, Paul</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3981" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-18"/>
                    <persName>Dachert, Chr.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3982" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-03-03"/>
                    <persName ref="http://d-nb.info/gnd/116011769">Daelen, Eduard Adolf</persName>
                    <placeName ref="https://www.geonames.org/2934246">
                        <settlement type="city">Düsseldorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3983" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-04-17"/>
                    <persName ref="http://d-nb.info/gnd/116011769">Daelen, Eduard Adolf</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3984" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-09-19"/>
                    <persName ref="http://d-nb.info/gnd/116011769">Daelen, Eduard Adolf</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3985" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-11-08"/>
                    <persName ref="http://d-nb.info/gnd/116011769">Daelen, Eduard Adolf</persName>
                    <placeName ref="https://www.geonames.org/2934246">
                        <settlement type="city">Düsseldorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3986" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-12-29"/>
                    <persName ref="http://d-nb.info/gnd/116011769">Daelen, Eduard Adolf</persName>
                    <placeName ref="https://www.geonames.org/2934246">
                        <settlement type="city">Düsseldorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3987" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-06"/>
                    <persName ref="http://d-nb.info/gnd/116011769">Daelen, Eduard Adolf</persName>
                    <placeName ref="https://www.geonames.org/2934246">
                        <settlement type="city">Düsseldorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3988" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-05-28"/>
                    <persName ref="http://d-nb.info/gnd/116011769">Daelen, Eduard Adolf</persName>
                    <placeName>
                        <settlement type="city">Hochdahl</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3989" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-08-02"/>
                    <persName ref="http://d-nb.info/gnd/116011769">Daelen, Eduard Adolf</persName>
                    <placeName ref="https://www.geonames.org/2860103">
                        <settlement type="city">Düsseldorf-Oberkassel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3990" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-08-14"/>
                    <persName ref="http://d-nb.info/gnd/116011769">Daelen, Eduard Adolf</persName>
                    <placeName ref="https://www.geonames.org/2934246">
                        <settlement type="city">Düsseldorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3991" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-08-22"/>
                    <persName ref="http://d-nb.info/gnd/116011769">Daelen, Eduard Adolf</persName>
                    <placeName ref="https://www.geonames.org/2934246">
                        <settlement type="city">Düsseldorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3992" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-08-30"/>
                    <persName ref="http://d-nb.info/gnd/116011769">Daelen, Eduard Adolf</persName>
                    <placeName ref="https://www.geonames.org/2934246">
                        <settlement type="city">Düsseldorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3993" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1916</date>
                    <persName ref="http://d-nb.info/gnd/116011769">Daelen, Eduard Adolf</persName>
                    <placeName ref="https://www.geonames.org/2934246">
                        <settlement type="city">Düsseldorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3994" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-11-26"/>
                    <persName>Dämmrich, Rudolf</persName>
                    <placeName>
                        <settlement type="city">Waldenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3995" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-01-25"/>
                    <persName>Daeniker, C.</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3996" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-04-06"/>
                    <persName ref="http://d-nb.info/gnd/116152532">Key, Carl Axel Helmer</persName>
                    <placeName ref="https://www.geonames.org/2673730">
                        <settlement type="city">Stockholm</settlement>
                        <country>
                            <name type="current">Schweden</name>
                            <name type="historical">Schweden</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3997" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-07-04"/>
                    <persName>Dahl, Christian</persName>
                    <placeName ref="https://www.geonames.org/3073803">
                        <settlement type="city">Karlsbad (Karlovy Vary)</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3998" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-12-06"/>
                    <persName>Dahl, Christian</persName>
                    <placeName>
                        <settlement type="city">Wageningen</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_3999" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-02-12"/>
                    <persName>Dahl, Christian</persName>
                    <placeName>
                        <settlement type="city">Wageningen</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4000" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-04-08"/>
                    <persName>Dahl, Christian</persName>
                    <placeName ref="https://www.geonames.org/2747891">
                        <settlement type="city">Rotterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4001" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-05-13"/>
                    <persName>Dahl, Christian</persName>
                    <placeName ref="https://www.geonames.org/2747891">
                        <settlement type="city">Rotterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4002" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-09-02"/>
                    <persName>Dahl, Christian</persName>
                    <placeName>
                        <settlement type="city">Wageningen</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4003" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-05-17"/>
                    <persName>Dahl, Christian</persName>
                    <placeName>
                        <settlement type="city">Wageningen</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4004" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-11-22"/>
                    <persName ref="http://d-nb.info/gnd/116012579">Dahl, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2891122">
                        <settlement type="city">Kiel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4005" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-01-30"/>
                    <persName ref="http://d-nb.info/gnd/116012579">Dahl, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2891122">
                        <settlement type="city">Kiel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4006" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-12-31"/>
                    <persName>Dahn, Felix</persName>
                    <placeName ref="https://www.geonames.org/554234">
                        <settlement type="city">Königsberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4007" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-06-28"/>
                    <persName>Dahn, Kurt</persName>
                    <placeName ref="https://www.geonames.org/2836788">
                        <settlement type="city">Berlin-Schöneberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4008" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-07-22"/>
                    <persName>Dahsel, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4009" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-07-27"/>
                    <persName>Dahsel, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4010" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-05-25"/>
                    <persName ref="http://d-nb.info/gnd/122406141">Daiber, Albert Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4011" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-04-18"/>
                    <persName ref="http://d-nb.info/gnd/122406141">Daiber, Albert Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4012" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-05-10"/>
                    <persName ref="http://d-nb.info/gnd/122406141">Daiber, Albert Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4013" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-09-18"/>
                    <persName ref="http://d-nb.info/gnd/122406141">Daiber, Albert Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4014" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-09-28"/>
                    <persName ref="http://d-nb.info/gnd/122406141">Daiber, Albert Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4015" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-10-29"/>
                    <persName ref="http://d-nb.info/gnd/122406141">Daiber, Albert Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4016" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-05-31"/>
                    <persName ref="http://d-nb.info/gnd/122406141">Daiber, Albert Ludwig</persName>
                    <placeName>
                        <settlement type="city">Valparaiso</settlement>
                        <country>
                            <name key="CHL" type="current">Chile</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4017" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-10-24"/>
                    <persName ref="http://d-nb.info/gnd/125029403">Daiber, Marie</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4018" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-03-13"/>
                    <persName>Daitz, Werner</persName>
                    <placeName>
                        <settlement type="city">Staßfurt-Leopoldshall</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4019" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Dallas, W. S.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4020" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName>Dallmann, Friedr.</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4021" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-16"/>
                    <persName>Dalmer, Karl</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4022" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-12"/>
                    <persName>Dalmer, Marie</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4023" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-14"/>
                    <persName>Dalmer, Marie</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4024" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-07-27"/>
                    <persName>Dalmer, Marie</persName>
                    <placeName>
                        <settlement type="city">Lisieux Honfleur</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4025" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-14"/>
                    <persName>Dalmer, Marie</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4026" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-12-16"/>
                    <persName>Dalmer, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4027" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-03-23"/>
                    <persName ref="http://d-nb.info/gnd/11906121X">Damaschke, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4028" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-01-24"/>
                    <persName>Dames, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4029" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-01"/>
                    <persName>Dames, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4030" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-10-23"/>
                    <persName>Dames, W.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4031" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-09-14"/>
                    <persName>Dames, W.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4032" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-01-01"/>
                    <persName>Dames, W.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4033" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-16"/>
                    <persName>Dammann, Gertrud</persName>
                    <placeName ref="https://www.geonames.org/2910831">
                        <settlement type="city">Hannover</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4034" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-03-01"/>
                    <persName ref="http://d-nb.info/gnd/116020539">Dammer, Otto</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4035" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-08-23"/>
                    <persName ref="http://d-nb.info/gnd/116020539">Dammer, Otto</persName>
                    <placeName ref="https://www.geonames.org/2924770">
                        <settlement type="city">Berlin-Friedenau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4036" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-10-01"/>
                    <persName ref="http://d-nb.info/gnd/116020539">Dammer, Otto</persName>
                    <placeName ref="https://www.geonames.org/2924770">
                        <settlement type="city">Berlin-Friedenau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4037" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-11-29"/>
                    <persName ref="http://d-nb.info/gnd/116020539">Dammer, Otto</persName>
                    <placeName ref="https://www.geonames.org/2924770">
                        <settlement type="city">Berlin-Friedenau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4038" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-21"/>
                    <persName ref="http://d-nb.info/gnd/116020539">Dammer, Otto</persName>
                    <placeName ref="https://www.geonames.org/2924770">
                        <settlement type="city">Berlin-Friedenau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4039" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-31"/>
                    <persName ref="http://d-nb.info/gnd/116020539">Dammer, Otto</persName>
                    <placeName ref="https://www.geonames.org/2924770">
                        <settlement type="city">Berlin-Friedenau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4040" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-04-27"/>
                    <persName ref="http://d-nb.info/gnd/116020547">Dammer, Udo</persName>
                    <placeName ref="https://www.geonames.org/2939440">
                        <settlement type="city">Berlin-Dahlem</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4041" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-06-11"/>
                    <persName>Dammers, Paul</persName>
                    <placeName>
                        <settlement type="city">Strassengel</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4042" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-08-04"/>
                    <persName>Dammert, R.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4043" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-06-29"/>
                    <persName>Doms, Rosa</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4044" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-07-18"/>
                    <persName>Doms, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4045" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-07-22"/>
                    <persName>Doms, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4046" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-01-01"/>
                    <persName>Danailoff, Dobri</persName>
                    <placeName>
                        <settlement type="city">Schumla</settlement>
                        <country>
                            <name key="BGR" type="current">Bulgarien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4047" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-05-20"/>
                    <persName ref="http://d-nb.info/gnd/135729564">Danckelman, Alexander von</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4048" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-10-28"/>
                    <persName ref="http://d-nb.info/gnd/135729564">Danckelman, Alexander von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4049" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-17"/>
                    <persName>Dandt, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2874225">
                        <settlement type="city">Mainz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4050" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-15"/>
                    <persName>Danz, Frida</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4051" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-03-29"/>
                    <persName ref="http://d-nb.info/gnd/116022884">Dangeard, Pierre Augustin</persName>
                    <placeName>
                        <settlement type="city">Caen</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                            <name type="historical">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4052" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-14"/>
                    <persName>Daniel, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4053" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-01-10"/>
                    <persName ref="http://d-nb.info/gnd/117622370">Danielssen, Daniel Cornelius</persName>
                    <placeName ref="https://www.geonames.org/3161732">
                        <settlement type="city">Bergen</settlement>
                        <country>
                            <name key="NOR" type="current">Norwegen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4054" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-11-12"/>
                    <persName ref="http://d-nb.info/gnd/117622370">Danielssen, Daniel Cornelius</persName>
                    <placeName ref="https://www.geonames.org/3161732">
                        <settlement type="city">Bergen</settlement>
                        <country>
                            <name key="NOR" type="current">Norwegen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4055" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-03-15"/>
                    <persName ref="http://d-nb.info/gnd/117622370">Danielssen, Daniel Cornelius</persName>
                    <placeName ref="https://www.geonames.org/3161732">
                        <settlement type="city">Bergen</settlement>
                        <country>
                            <name key="NOR" type="current">Norwegen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4056" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-01-24"/>
                    <persName ref="http://d-nb.info/gnd/117622370">Danielssen, Daniel Cornelius</persName>
                    <placeName ref="https://www.geonames.org/3161732">
                        <settlement type="city">Bergen</settlement>
                        <country>
                            <name key="NOR" type="current">Norwegen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4057" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-12-12"/>
                    <persName ref="http://d-nb.info/gnd/117622370">Danielssen, Daniel Cornelius</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country>
                            <name key="NOR" type="current">Norwegen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4058" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-10-13"/>
                    <persName ref="http://d-nb.info/gnd/117622370">Danielssen, Daniel Cornelius</persName>
                    <placeName ref="https://www.geonames.org/3161732">
                        <settlement type="city">Bergen</settlement>
                        <country>
                            <name key="NOR" type="current">Norwegen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4059" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-11-16"/>
                    <persName>Dannenberg, H.</persName>
                    <placeName>
                        <settlement type="city">Hannover-Linden</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4060" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-03"/>
                    <persName>Dannenberg, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4061" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-30"/>
                    <persName>Danz, Albert</persName>
                    <placeName ref="https://www.geonames.org/2661604">
                        <settlement type="city">Basel</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4062" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Danz, Erich</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4063" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-07-24"/>
                    <persName>Danz, Erich</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4064" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-14"/>
                    <persName>Danz, Erich</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4065" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Danz, Erich</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4066" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-07"/>
                    <persName>Danz, Frida</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4067" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-06-13"/>
                    <persName ref="http://d-nb.info/gnd/132279657">Breitenbach, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2945583">
                        <settlement type="city">Brackwede</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4068" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-05-30"/>
                    <persName>Danz, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4069" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-11-11"/>
                    <persName>Danz, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4070" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-29"/>
                    <persName>Danz, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2925177">
                        <settlement type="city">Freiburg im Breisgau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4071" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-12-31"/>
                    <persName>Danz, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4072" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-10-21"/>
                    <persName>Danzas, Nicolas de</persName>
                    <placeName ref="https://www.geonames.org/498817">
                        <settlement type="city">St. Petersburg</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4073" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-06"/>
                    <persName>Danziger, Gerhard</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4074" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-04-04"/>
                    <persName>Darber, N.N.</persName>
                    <placeName>
                        <settlement type="city">Puerto Octay</settlement>
                        <country>
                            <name key="CHL" type="current">Chile</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4075" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-01-17"/>
                    <persName>Dargun, Lothar</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4076" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-01-01"/>
                    <persName>Darling, Ernest Willing</persName>
                    <placeName>
                        <settlement type="city">Papeete</settlement>
                        <country>
                            <name type="current">Französisch Polynesien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4077" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-05-01"/>
                    <persName>Darling, Ernest Willing</persName>
                    <placeName>
                        <settlement type="city">Papeete</settlement>
                        <country>
                            <name type="current">Französisch Polynesien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4078" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-09-22"/>
                    <persName>Darling, Ernest Willing</persName>
                    <placeName ref="https://www.geonames.org/5327684">
                        <settlement type="city">Berkeley</settlement>
                        <country>
                            <name key="USA" type="current">Kalifornien</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4079" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-06-01"/>
                    <persName>Darling, Ernest Willing</persName>
                    <placeName ref="https://www.geonames.org/5327684">
                        <settlement type="city">Berkeley</settlement>
                        <country>
                            <name key="USA" type="current">Kalifornien</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4080" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-11-04"/>
                    <persName>Darling, Ernest Willing</persName>
                    <placeName ref="https://www.geonames.org/5391811">
                        <settlement type="city">San Diego</settlement>
                        <country>
                            <name key="USA" type="current">Kalifornien</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4081" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>15.05.??</date>
                    <persName>Darling, Ernest Willing</persName>
                    <placeName ref="https://www.geonames.org/5746545">
                        <settlement type="city">Portland</settlement>
                        <country>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4082" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-09-29"/>
                    <persName ref="http://d-nb.info/gnd/116027789">Darmstaedter, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4083" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-21"/>
                    <persName ref="http://d-nb.info/gnd/118546058">Harnack, Adolf von</persName>
                    <persName ref="http://d-nb.info/gnd/116027789">Darmstaedter, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4084" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-03-15"/>
                    <persName ref="http://d-nb.info/gnd/116027789">Darmstaedter, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4085" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-04-24"/>
                    <persName>Darwin, Francis</persName>
                    <placeName ref="https://www.geonames.org/2651033">
                        <settlement type="city">Down</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4086" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-05-17"/>
                    <persName>Darwin, Francis</persName>
                    <placeName ref="https://www.geonames.org/2651033">
                        <settlement type="city">Down</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4087" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-05-27"/>
                    <persName>Darwin, Francis</persName>
                    <placeName ref="https://www.geonames.org/2651033">
                        <settlement type="city">Down</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4088" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-08-05"/>
                    <persName>Darwin, Francis</persName>
                    <placeName ref="https://www.geonames.org/2651033">
                        <settlement type="city">Down</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4089" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-03-03"/>
                    <persName>Darwin, Francis</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4090" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-05-02"/>
                    <persName>Darwin, Francis</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4091" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Darwin, Francis</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4092" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-06-14"/>
                    <persName>Datta, Bhupendra Nath</persName>
                    <placeName ref="https://www.geonames.org/2860282">
                        <settlement type="city">Oberhof</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4093" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-03-26"/>
                    <persName>Dattus, A. M.</persName>
                    <placeName>
                        <settlement type="city">Bradford</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4094" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-09"/>
                    <persName>Daumann, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4095" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-09"/>
                    <persName>Daun, von</persName>
                    <placeName>
                        <settlement type="city">Zamzow</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4096" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-16"/>
                    <persName>Daune, Gertrud</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4097" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-06-18"/>
                    <persName>Daut, Ida</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4098" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-04-04"/>
                    <persName>Dave, Victor</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4099" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-09-25"/>
                    <persName>Davey, J. W.</persName>
                    <placeName>
                        <settlement type="city">St. Neots</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4100" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-13"/>
                    <persName>Davey, J. W.</persName>
                    <placeName>
                        <settlement type="city">St. Neots, Hunts, GB</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4101" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-11-01"/>
                    <persName>Davidoff, Alexander</persName>
                    <placeName ref="https://www.geonames.org/524901">
                        <settlement type="city">Moskau</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                            <name type="historical">Russisches Kaiserreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4102" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-12-08"/>
                    <persName>Davidoff, Alexander</persName>
                    <placeName ref="https://www.geonames.org/524901">
                        <settlement type="city">Moskau</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                            <name type="historical">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4103" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-07-10"/>
                    <persName>Davidoff, Michael von</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4104" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-04-15"/>
                    <persName>Davidoff, Michael von</persName>
                    <placeName ref="https://www.geonames.org/2968749">
                        <settlement type="city">Villefranche sur Mer</settlement>
                        <country>
                            <name type="current">Frankreich</name>
                            <name type="historical">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="http://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4105" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-10-20"/>
                    <persName>Davidoff, Michael von</persName>
                    <placeName ref="https://www.geonames.org/2968749">
                        <settlement type="city">Villefranche sur Mer</settlement>
                        <country>
                            <name type="current">Frankreich</name>
                            <name type="historical">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4106" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-08-28"/>
                    <persName>Davidoff, Michael von</persName>
                    <placeName ref="https://www.geonames.org/2968749">
                        <settlement type="city">Villefranche sur Mer</settlement>
                        <country>
                            <name type="current">Frankreich</name>
                            <name type="historical">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/3167073">
                        <settlement type="city">Bordighera</settlement>
                        <country>
                            <name type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4107" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-05-12"/>
                    <persName ref="http://d-nb.info/gnd/117622826">Davidsohn, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2924770">
                        <settlement type="city">Berlin-Friedenau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4108" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-28"/>
                    <persName>Davies, J.</persName>
                    <placeName>
                        <settlement type="city">Barton Village</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4109" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-25"/>
                    <persName>Davis, J. R. Ainsworth</persName>
                    <placeName ref="https://www.geonames.org/2657782">
                        <settlement type="city">Aberystwyth</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4110" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-02-12"/>
                    <persName>Davison, Alvin</persName>
                    <placeName>
                        <settlement type="city">Easton</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4111" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.10.17</date>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4112" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-14"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4113" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-10-07"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4114" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-10-14"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4115" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-14"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4116" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-26"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4117" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-04-12"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4118" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-14"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4119" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-05-16"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4120" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-14"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4121" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-28"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4122" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-07-28"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4123" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-14"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4124" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-14"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4125" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-20"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4126" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-08-28"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName>
                        <settlement type="city">Lofer</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4127" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-09-29"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4128" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-14"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4129" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-03-04"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4130" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-03-19"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4131" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-17"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4132" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-06-05"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4133" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-09-17"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4134" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-10-04"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4135" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-14"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4136" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-03-01"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4137" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-05-19"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4138" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-14"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4139" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-14"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4140" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-04-20"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4141" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-14"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4142" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-14"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4143" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-28"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4144" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-10-26"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4145" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-02-13"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4146" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-14"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4147" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-13"/>
                    <persName>Daxenbichler, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4148" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-11-05"/>
                    <persName>Day, St. John</persName>
                    <placeName ref="https://www.geonames.org/5368361">
                        <settlement type="city">Los Angeles</settlement>
                        <country>
                            <name key="USA" type="current">Kalifornien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4149" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-11-12"/>
                    <persName>Haydon, W. J.</persName>
                    <placeName ref="https://www.geonames.org/2644210">
                        <settlement type="city">Liverpool</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4150" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-25"/>
                    <persName>Drescher, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2926271">
                        <settlement type="city">Flensburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4151" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-06-22"/>
                    <persName ref="http://d-nb.info/gnd/129064483">Doblhoff, Josef Freiherr von</persName>
                    <placeName>
                        <settlement type="city">Baden</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4152" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-12-24"/>
                    <persName ref="http://d-nb.info/gnd/119241447">Dubois, Eugène</persName>
                    <placeName ref="https://www.geonames.org/2747373">
                        <settlement type="city">Den Haag</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4153" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-01-01"/>
                    <persName ref="http://d-nb.info/gnd/119241447">Dubois, Eugène</persName>
                    <placeName ref="https://www.geonames.org/2747373">
                        <settlement type="city">Den Haag</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4154" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-02-11"/>
                    <persName ref="http://d-nb.info/gnd/119241447">Dubois, Eugène</persName>
                    <placeName ref="https://www.geonames.org/2747373">
                        <settlement type="city">Den Haag</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4155" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-02-22"/>
                    <persName ref="http://d-nb.info/gnd/119241447">Dubois, Eugène</persName>
                    <placeName ref="https://www.geonames.org/2747373">
                        <settlement type="city">Den Haag</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4156" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1895.??.??</date>
                    <persName ref="http://d-nb.info/gnd/119241447">Dubois, Eugène</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4157" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-12-16"/>
                    <persName ref="http://d-nb.info/gnd/119241447">Dubois, Eugène</persName>
                    <placeName ref="https://www.geonames.org/2747373">
                        <settlement type="city">Den Haag</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4158" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-11-04"/>
                    <persName ref="http://d-nb.info/gnd/119241447">Dubois, Eugène</persName>
                    <placeName ref="https://www.geonames.org/2755003">
                        <settlement type="city">Haarlem</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4159" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-10-28"/>
                    <persName ref="http://d-nb.info/gnd/119241447">Dubois, Eugène</persName>
                    <placeName ref="https://www.geonames.org/2755003">
                        <settlement type="city">Haarlem</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4160" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-08-27"/>
                    <persName ref="http://d-nb.info/gnd/119241447">Dubois, Eugène</persName>
                    <placeName ref="https://www.geonames.org/2755003">
                        <settlement type="city">Haarlem</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4161" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-01-30"/>
                    <persName ref="http://d-nb.info/gnd/116427655">Reinicke, Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4162" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>16.07.??</date>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4163" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1863-06-10"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4164" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1863-07-27"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4165" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1864-02-20"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4166" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-06-07"/>
                    <persName ref="http://d-nb.info/gnd/116497025">Engelmann, Theodor</persName>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4167" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-03-14"/>
                    <persName ref="http://d-nb.info/gnd/116497025">Engelmann, Theodor</persName>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4168" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-04-17"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4169" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-12-28"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4170" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-06-23"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4171" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-08-19"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName>
                        <settlement type="city">Ilsenburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4172" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-02-24"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4173" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-01-03"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4174" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-03-29"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4175" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-06-30"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4176" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-07-06"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4177" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-07-14"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4178" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-07-20"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName>
                        <settlement type="city">Ilsenburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4179" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-07-31"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName>
                        <settlement type="city">Ilsenburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4180" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-12-25"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4181" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-10-03"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4182" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-10-03"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4183" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-10-07"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4184" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-10-08"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4185" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-10-09"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4186" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-10-17"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4187" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-10-29"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4188" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-10-29"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4189" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-11-07"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4190" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-11-28"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4191" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-01-03"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4192" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-15"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4193" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-16"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4194" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-18"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4195" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-10-16"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4196" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-12-15"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4197" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-01-07"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4198" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-11-18"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4199" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-12-31"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4200" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-15"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4201" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-03-24"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4202" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-07-22"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName>
                        <settlement type="city">Barmsee</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4203" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-01-05"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4204" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-06-19"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4205" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-07-02"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4206" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-12-22"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4207" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-03"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4208" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-10-14"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4209" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-06-04"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4210" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-11-08"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4211" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-02-15"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4212" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4213" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-17"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4214" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-10"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4215" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-31"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4216" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-16"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4217" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-01-26"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4218" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-16"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4219" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-07-20"/>
                    <persName ref="http://d-nb.info/gnd/118684795">Engelmann, Theodor Wilhelm (Willy)</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4220" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-05-20"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4222" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-07-13"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4223" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4224" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4225" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-11-07"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4226" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-11-10"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4227" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-12-29"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4228" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4229" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4230" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4231" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4232" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-05-24"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4233" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4234" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4235" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4236" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4237" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-04-08"/>
                    <persName ref="http://d-nb.info/gnd/116400323">Engelmann, Emma ("Haeckelita")</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4238" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-05-21"/>
                    <persName ref="http://d-nb.info/gnd/1012924475">Jurinac, Adolf Eugen</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4239" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-04-11"/>
                    <persName ref="http://d-nb.info/gnd/1012924475">Jurinac, Adolf Eugen</persName>
                    <placeName>
                        <settlement type="city">Warasdin</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4240" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-04-17"/>
                    <persName ref="http://d-nb.info/gnd/1012924475">Jurinac, Adolf Eugen</persName>
                    <placeName>
                        <settlement type="city">Warasdin</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4241" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-10-11"/>
                    <persName ref="http://d-nb.info/gnd/116631449">Flügel, Felix</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4242" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-04-17"/>
                    <persName>Flürschein, Michael</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4243" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-06"/>
                    <persName ref="http://d-nb.info/gnd/11922951X">Flügge, Carl</persName>
                    <persName>Heffter, Arthur</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4244" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-07-01"/>
                    <persName>Priem, Georg Albert von</persName>
                    <placeName ref="https://www.geonames.org/2835105">
                        <settlement type="city">Schwarzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4245" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-07-03"/>
                    <persName>Priem, Georg Albert von</persName>
                    <placeName ref="https://www.geonames.org/2843355">
                        <settlement type="city">Rudolstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4246" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-10-19"/>
                    <persName>Gehrich, K.</persName>
                    <placeName>
                        <settlement type="city">Osterode</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4247" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-11-25"/>
                    <persName>Green, Staniforth</persName>
                    <placeName ref="https://www.geonames.org/1248991">
                        <settlement type="city">Colombo</settlement>
                        <country>
                            <name key="LKA" type="current">Sri Lanka</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4248" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-11-25"/>
                    <persName ref="http://d-nb.info/gnd/116832398">Greshoff, Maurits</persName>
                    <placeName ref="https://www.geonames.org/2755003">
                        <settlement type="city">Haarlem</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                            <name type="historical">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4249" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-06-11"/>
                    <persName>Jablonowski, Willy</persName>
                    <placeName>
                        <settlement type="city">Rosenberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4250" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-09-24"/>
                    <persName ref="http://d-nb.info/gnd/116856513">Grober, Julius</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4251" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Jankelowitz, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2921232">
                        <settlement type="city">Gera</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4252" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-09-21"/>
                    <persName>Jaccarino, Augusto</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country/>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4253" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-09-20"/>
                    <persName>Paulis, Carlo</persName>
                    <placeName>
                        <settlement type="city">Pesaro</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4254" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-04-10"/>
                    <persName>Jolin, de</persName>
                    <placeName ref="https://www.geonames.org/3032797">
                        <settlement type="city">Biarritz</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4255" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-09-20"/>
                    <persName>Fenizia, Carlo</persName>
                    <placeName>
                        <settlement type="city">Cava die Tirreni</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4256" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-04-04"/>
                    <persName>Jaksch, Rüdiger</persName>
                    <placeName>
                        <settlement type="city">Miskolcz</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4257" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-09-06"/>
                    <persName>Jong, Jac. J. de</persName>
                    <placeName>
                        <settlement type="city">Ginneken</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4258" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-17"/>
                    <persName>Jong, Jac. J. de</persName>
                    <placeName ref="https://www.geonames.org/2751773">
                        <settlement type="city">Leiden</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4259" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-03-20"/>
                    <persName>Jelinek, Ludwig</persName>
                    <placeName>
                        <settlement type="city">Zdolbunow [?]</settlement>
                        <country>
                            <name key="UKR" type="current">Ukraine</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4260" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-01-22"/>
                    <persName>Hachet-Souplet, M. Pierre</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4261" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1922-12-27"/>
                    <persName ref="http://d-nb.info/gnd/116359161">Haeckel, Walter Carl Emil Ernst</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/117342076">Thoden van Velzen, Syo Kornelius</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4262" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-04-18"/>
                    <persName>Harburger, E.</persName>
                    <placeName>
                        <settlement type="city">Bloemfontein</settlement>
                        <country>
                            <name key="ZAF" type="current">Südafrika</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4263" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-04-27"/>
                    <persName>Hartenstein, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4264" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-06-18"/>
                    <persName>Hartenstein, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4265" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Hartenfels, W.</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4266" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-03-19"/>
                    <persName>Harter, Joseph</persName>
                    <placeName>
                        <settlement type="city">Tiffin</settlement>
                        <country>
                            <name key="USA" type="current">Ohio</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4267" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-01-14"/>
                    <persName>Hande, U. W.</persName>
                    <placeName ref="https://www.geonames.org/1241622">
                        <settlement type="city">Kandy</settlement>
                        <country>
                            <name key="LKA" type="current">Sri Lanka</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4268" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-01-15"/>
                    <persName>Hande, U. W.</persName>
                    <placeName ref="https://www.geonames.org/1246294">
                        <settlement type="city">Galle</settlement>
                        <country>
                            <name key="LKA" type="current">Sri Lanka</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4269" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-07-17"/>
                    <persName>Henning, Charles L.</persName>
                    <placeName>
                        <settlement type="city">Denver</settlement>
                        <country>
                            <name key="USA" type="current">Colorado</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4270" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-12-13"/>
                    <persName>Herbig, Friedrich Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4271" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-12-30"/>
                    <persName>Herbig, Friedrich Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4272" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-01-07"/>
                    <persName>Herbig, Friedrich Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4273" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-01-07"/>
                    <persName>Herbig, Friedrich Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4274" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-01-09"/>
                    <persName>Herbig, Friedrich Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4275" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-11-15"/>
                    <persName>Hertz, B. Russell</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4276" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-03-15"/>
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName>Heyse, Paul</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4277" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName ref="http://d-nb.info/gnd/119133547">Hübbe-Schleiden, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4278" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-08-28"/>
                    <persName ref="http://d-nb.info/gnd/119133547">Hübbe-Schleiden, Wilhelm</persName>
                    <placeName>
                        <settlement type="city">Neuhausen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4279" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-05-21"/>
                    <persName>Hübener, Alfred</persName>
                    <placeName>
                        <settlement type="city">Brandenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4280" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-08-31"/>
                    <persName>Hübner, Adolf</persName>
                    <placeName ref="https://www.geonames.org/2940132">
                        <settlement type="city">Chemnitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4281" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-06-16"/>
                    <persName ref="http://d-nb.info/gnd/117034711">Hubrecht, Ambrosius Arnold Willem</persName>
                    <placeName ref="https://www.geonames.org/2751773">
                        <settlement type="city">Leiden</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4282" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-11-12"/>
                    <persName ref="http://d-nb.info/gnd/117034711">Hubrecht, Ambrosius Arnold Willem</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4283" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-09-25"/>
                    <persName ref="http://d-nb.info/gnd/117034711">Hubrecht, Ambrosius Arnold Willem</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4284" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-11-05"/>
                    <persName ref="http://d-nb.info/gnd/117034711">Hubrecht, Ambrosius Arnold Willem</persName>
                    <placeName ref="https://www.geonames.org/2745912">
                        <settlement type="city">Utrecht</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4285" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1869-05-04"/>
                    <persName>H.gen, C.</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4286" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-01-29"/>
                    <persName ref="http://d-nb.info/gnd/137627939">Hollen, Amandus Karl Georg Freiherr von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4287" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Czerny, Vincenz</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4288" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-11-29"/>
                    <persName>Czerny, Vincenz</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4289" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-01-03"/>
                    <persName>Czerski, Stanislaw</persName>
                    <placeName ref="https://www.geonames.org/702550">
                        <settlement type="city">Lemberg (Lwiw)</settlement>
                        <country>
                            <name key="UKR" type="current">Ukraine</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4290" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-14"/>
                    <persName>Czisch, Carl</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4291" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-04-15"/>
                    <persName>Czarnecki, Johann</persName>
                    <placeName>
                        <settlement type="city">Skalat in Kaczanówka</settlement>
                        <country>
                            <name key="UKR" type="current">Ukraine</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4292" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-08-01"/>
                    <persName>Czarnecki, Johann</persName>
                    <placeName>
                        <settlement type="city">Skalat in Kaczanówka</settlement>
                        <country>
                            <name key="UKR" type="current">Ukraine</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4293" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-10-24"/>
                    <persName>Czarnecki, Johann</persName>
                    <placeName>
                        <settlement type="city">Skalat in Kaczanówka</settlement>
                        <country>
                            <name key="UKR" type="current">Ukraine</name>
                            <name type="historical">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4294" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-05-19"/>
                    <persName>Czermack, Alois</persName>
                    <placeName ref="https://www.geonames.org/3067696">
                        <settlement type="city">Prag</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4295" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-09-01"/>
                    <persName>Czermack, Alois</persName>
                    <placeName>
                        <settlement type="city">Oybin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4296" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-12-03"/>
                    <persName>Czermak, Johann Nepomuk</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4297" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Czermak, Johann Nepomuk</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4298" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-07-31"/>
                    <persName ref="http://d-nb.info/gnd/116776668">Czapski, Siegfried</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4299" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>??.06.1902</date>
                    <persName ref="http://d-nb.info/gnd/116776668">Czapski, Siegfried</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4300" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-18"/>
                    <persName ref="http://d-nb.info/gnd/116776668">Czapski, Siegfried</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4301" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-29"/>
                    <persName ref="http://d-nb.info/gnd/116776668">Czapski, Siegfried</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4302" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-09-27"/>
                    <persName ref="http://d-nb.info/gnd/116776668">Czapski, Siegfried</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4303" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-12-27"/>
                    <persName>Cyrén, Otto</persName>
                    <placeName ref="https://www.geonames.org/3093133">
                        <settlement type="city">Lodz (Łódź)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4304" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-08-12"/>
                    <persName>Cvet, Alexander Petrowitch</persName>
                    <placeName>
                        <settlement type="city">Tchernigoff</settlement>
                        <country>
                            <name key="ROU" type="current">Rumänien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4305" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-10-17"/>
                    <persName>Cvet, Alexander Petrowitch</persName>
                    <placeName>
                        <settlement type="city">Tchernigoff</settlement>
                        <country>
                            <name key="ROU" type="current">Rumänien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4306" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-05-02"/>
                    <persName>Cvet, Alexander Petrowitch</persName>
                    <placeName>
                        <settlement type="city">Tchernigoff</settlement>
                        <country>
                            <name key="ROU" type="current">Rumänien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4307" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-02-23"/>
                    <persName>Cuveiro Gonzales, Claudio</persName>
                    <placeName ref="https://www.geonames.org/3117735">
                        <settlement type="city">Madrid</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4308" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-07-02"/>
                    <persName>Cuveiro Gonzales, Claudio</persName>
                    <placeName ref="https://www.geonames.org/3117735">
                        <settlement type="city">Madrid</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4309" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-01-07"/>
                    <persName>Cuveiro Gonzales, Claudio</persName>
                    <placeName ref="https://www.geonames.org/3117735">
                        <settlement type="city">Madrid</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4310" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-02-05"/>
                    <persName>Cuveiro Gonzales, Claudio</persName>
                    <placeName ref="https://www.geonames.org/3117735">
                        <settlement type="city">Madrid</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4311" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-03-28"/>
                    <persName>Cuveiro Gonzales, Claudio</persName>
                    <placeName ref="https://www.geonames.org/3117735">
                        <settlement type="city">Madrid</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4312" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-03-15"/>
                    <persName>Curti, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2661552">
                        <settlement type="city">Bern</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4313" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-04-20"/>
                    <persName>Curti, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4314" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-04-21"/>
                    <persName>Curti, Theodor</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4315" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-04-25"/>
                    <persName>Custer, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4316" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-12-05"/>
                    <persName>Curillier, Henri</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4317" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-30"/>
                    <persName>Curjel, Ernst</persName>
                    <placeName ref="https://www.geonames.org/1848354">
                        <settlement type="city">Yokohama</settlement>
                        <country>
                            <name key="JPN" type="current">Japan</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4318" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-05-04"/>
                    <persName>Curri, Michele</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4319" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-01"/>
                    <persName>Curri, Michele</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4320" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-01-18"/>
                    <persName>Curri, Michele</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4321" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-01-23"/>
                    <persName>Curri, Michele</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4322" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-03"/>
                    <persName>Curri, Michele</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4323" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-24"/>
                    <persName>Curri, Michele</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4324" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-04"/>
                    <persName>Curri, Michele</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4325" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-01-19"/>
                    <persName>Cuno, Rudolf</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4326" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-12-15"/>
                    <persName>Curàtulo, Emilio</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4327" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-09-21"/>
                    <persName>Cuhns, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2994160">
                        <settlement type="city">Metz</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4328" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-06"/>
                    <persName>Cuijpers, J.</persName>
                    <placeName ref="https://www.geonames.org/2759794">
                        <settlement type="city">Amsterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4329" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-06-05"/>
                    <persName>Cunha, Xavier da</persName>
                    <placeName ref="https://www.geonames.org/2267057">
                        <settlement type="city">Lissabon</settlement>
                        <country>
                            <name key="PRT" type="current">Portugal</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4330" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-08-27"/>
                    <persName>Cunningham, D. J.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4331" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-10-07"/>
                    <persName>Cunningham, J. I.</persName>
                    <placeName>
                        <settlement type="city">Plymouth</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4332" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-08-12"/>
                    <persName>Crutcher, Howard</persName>
                    <placeName ref="https://www.geonames.org/5488441">
                        <settlement type="city">Roswell</settlement>
                        <country>
                            <name key="USA" type="current">New Mexico</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4333" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-09-08"/>
                    <persName>Crutcher, Howard</persName>
                    <placeName ref="https://www.geonames.org/5488441">
                        <settlement type="city">Roswell</settlement>
                        <country>
                            <name key="USA" type="current">New Mexico</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4334" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-09-10"/>
                    <persName>Crutcher, Howard</persName>
                    <placeName ref="https://www.geonames.org/5488441">
                        <settlement type="city">Roswell</settlement>
                        <country>
                            <name key="USA" type="current">New Mexico</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4335" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-08-02"/>
                    <persName>Crutcher, Howard</persName>
                    <placeName ref="https://www.geonames.org/5488441">
                        <settlement type="city">Roswell</settlement>
                        <country>
                            <name key="USA" type="current">New Mexico</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4336" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-05"/>
                    <persName>Crutcher, Howard</persName>
                    <placeName ref="https://www.geonames.org/5488441">
                        <settlement type="city">Roswell</settlement>
                        <country>
                            <name key="USA" type="current">New Mexico</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4337" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-03-12"/>
                    <persName>Crutcher, Howard</persName>
                    <placeName ref="https://www.geonames.org/5488441">
                        <settlement type="city">Roswell</settlement>
                        <country>
                            <name key="USA" type="current">New Mexico</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4338" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-04"/>
                    <persName>Crutcher, Howard</persName>
                    <placeName ref="https://www.geonames.org/5488441">
                        <settlement type="city">Roswell</settlement>
                        <country>
                            <name key="USA" type="current">New Mexico</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4339" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-04-16"/>
                    <persName>Crutcher, Howard</persName>
                    <placeName ref="https://www.geonames.org/5488441">
                        <settlement type="city">Roswell</settlement>
                        <country>
                            <name key="USA" type="current">New Mexico</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4340" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-09"/>
                    <persName>Crutcher, Howard</persName>
                    <placeName ref="https://www.geonames.org/5488441">
                        <settlement type="city">Roswell</settlement>
                        <country>
                            <name key="USA" type="current">New Mexico</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118824015">Haeckel, Agnes Therese Louise Caroline</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4341" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-19"/>
                    <persName>Crutcher, Howard</persName>
                    <placeName ref="https://www.geonames.org/5488441">
                        <settlement type="city">Roswell</settlement>
                        <country>
                            <name key="USA" type="current">New Mexico</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4342" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-06-24"/>
                    <persName>Crutcher, Howard</persName>
                    <placeName ref="https://www.geonames.org/5488441">
                        <settlement type="city">Roswell</settlement>
                        <country>
                            <name key="USA" type="current">New Mexico</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4343" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-11-09"/>
                    <persName>Crutcher, Howard</persName>
                    <placeName ref="https://www.geonames.org/5488441">
                        <settlement type="city">Roswell</settlement>
                        <country>
                            <name key="USA" type="current">New Mexico</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4344" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-01-14"/>
                    <persName>Crutcher, Howard</persName>
                    <placeName ref="https://www.geonames.org/5488441">
                        <settlement type="city">Roswell</settlement>
                        <country>
                            <name key="USA" type="current">New Mexico</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4345" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-01-15"/>
                    <persName>Crutcher, Howard</persName>
                    <placeName ref="https://www.geonames.org/5488441">
                        <settlement type="city">Roswell</settlement>
                        <country>
                            <name key="USA" type="current">New Mexico</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4346" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1915.09.??</date>
                    <persName>Crutcher, Howard</persName>
                    <placeName ref="https://www.geonames.org/5488441">
                        <settlement type="city">Roswell</settlement>
                        <country>
                            <name key="USA" type="current">New Mexico</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4347" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1915.09.??</date>
                    <persName>Crutcher, Howard</persName>
                    <placeName ref="https://www.geonames.org/5488441">
                        <settlement type="city">Roswell</settlement>
                        <country>
                            <name key="USA" type="current">New Mexico</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118824015">Haeckel, Agnes Therese Louise Caroline</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4348" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-01-23"/>
                    <persName>Crutcher, Howard</persName>
                    <placeName ref="https://www.geonames.org/5488441">
                        <settlement type="city">Roswell</settlement>
                        <country>
                            <name key="USA" type="current">New Mexico</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4349" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-01-28"/>
                    <persName>Crutcher, Howard</persName>
                    <placeName ref="https://www.geonames.org/5488441">
                        <settlement type="city">Roswell</settlement>
                        <country>
                            <name key="USA" type="current">New Mexico</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4350" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-03-28"/>
                    <persName>Crutcher, Howard</persName>
                    <placeName ref="https://www.geonames.org/5488441">
                        <settlement type="city">Roswell</settlement>
                        <country>
                            <name key="USA" type="current">New Mexico</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4351" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-01-07"/>
                    <persName>Croon, Magda</persName>
                    <placeName ref="https://www.geonames.org/456172">
                        <settlement type="city">Riga</settlement>
                        <country>
                            <name key="LVA" type="current">Lettland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4352" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-02-06"/>
                    <persName>Croon, Magda</persName>
                    <placeName ref="https://www.geonames.org/456172">
                        <settlement type="city">Riga</settlement>
                        <country>
                            <name key="LVA" type="current">Lettland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4353" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-02-18"/>
                    <persName>Croon, Magda</persName>
                    <placeName ref="https://www.geonames.org/456172">
                        <settlement type="city">Riga</settlement>
                        <country>
                            <name key="LVA" type="current">Lettland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4354" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-03-05"/>
                    <persName>Croon, Magda</persName>
                    <placeName ref="https://www.geonames.org/456172">
                        <settlement type="city">Riga</settlement>
                        <country>
                            <name key="LVA" type="current">Lettland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4355" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-12-27"/>
                    <persName>Croon, Magda</persName>
                    <placeName ref="https://www.geonames.org/456172">
                        <settlement type="city">Riga</settlement>
                        <country>
                            <name key="LVA" type="current">Lettland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4356" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-08"/>
                    <persName>Flor, Magda</persName>
                    <placeName ref="https://www.geonames.org/456172">
                        <settlement type="city">Riga</settlement>
                        <country>
                            <name key="LVA" type="current">Lettland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4357" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-04-06"/>
                    <persName>Cruikshank, William J.</persName>
                    <placeName ref="https://www.geonames.org/5110302">
                        <settlement type="city">Brooklyn</settlement>
                        <country>
                            <name key="USA" type="current">New York</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4358" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-10"/>
                    <persName>Crnkovic, Friedrich</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4359" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-07"/>
                    <persName>Cronberg, Hermann</persName>
                    <placeName ref="https://www.geonames.org/524901">
                        <settlement type="city">Moskau</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4360" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1904.02.??</date>
                    <persName>Cronau, Albert</persName>
                    <placeName ref="https://www.geonames.org/2891122">
                        <settlement type="city">Kiel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4361" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-16"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4362" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-16"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4363" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-26"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4364" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-07-30"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4365" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-10-12"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4366" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-10-18"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4367" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-03"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4368" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-06"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4369" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-09"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4370" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-06"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4371" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-12"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4372" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-15"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4373" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-17"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4374" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-03-16"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4375" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-03-20"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4376" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-04-07"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4377" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-04-14"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4378" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-04-24"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4379" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-07-08"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4380" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-07-22"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4381" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-07-25"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4382" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-08-23"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2869116">
                        <settlement type="city">Mosbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4383" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-09-08"/>
                    <persName>Crompton-Montagu, Eugen Albert Melchior von</persName>
                    <placeName ref="https://www.geonames.org/2931574">
                        <settlement type="city">Eisenach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4384" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-09-25"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2931574">
                        <settlement type="city">Eisenach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4385" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-09-27"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2931574">
                        <settlement type="city">Eisenach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4386" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-11-03"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4387" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-11-07"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4388" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1909.12.??</date>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4389" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-14"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4390" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-03-22"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4391" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-05-01"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2805059">
                        <settlement type="city">Zehlendorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4392" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-05-14"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2805059">
                        <settlement type="city">Zehlendorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4393" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-06-21"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4394" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-07-20"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4395" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-07-26"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4396" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-08-28"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4397" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-09-23"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4398" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-14"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4399" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-11-11"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4400" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-11-22"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4401" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-12-12"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4402" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-12-21"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4403" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-12-30"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4404" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-01-16"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4405" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-15"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4406" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-16"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4407" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-23"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4408" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-03-18"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4409" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-04-03"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4410" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-04-22"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Wilmersdorf (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4411" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-03"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName>
                        <settlement type="city">Gelens</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4412" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-09"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName>
                        <settlement type="city">Gelens</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4413" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-15"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <persName>Winter, Katharina Margarete</persName>
                    <placeName>
                        <settlement type="city">Gelens</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4414" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-22"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName>
                        <settlement type="city">Gelens</settlement>
                        <country>
                            <name type="current">Polen</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4415" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-31"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName>
                        <settlement type="city">Gelens</settlement>
                        <country>
                            <name type="current">Polen</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4416" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-06-04"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName>
                        <settlement type="city">Gelens</settlement>
                        <country>
                            <name type="current">Polen</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4417" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-07-19"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4418" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-07-27"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4419" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-07-30"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4420" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-08-05"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4421" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-08-27"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4422" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-08-21"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4423" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-08-31"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4424" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-09-04"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4425" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-09-10"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4426" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-09-26"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4427" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-10-04"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4428" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-10-25"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4429" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-11-08"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4430" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-11-25"/>
                    <persName>Crompton-Montagu, Eugen Albert Melchior von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4431" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-11-29"/>
                    <persName>Crompton-Montagu, Eugen Albert Melchior von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4432" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-12-07"/>
                    <persName>Crompton-Montagu, Eugen Albert Melchior von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4433" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-12-13"/>
                    <persName>Crompton-Montagu, Eugen Albert Melchior von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4434" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-12-17"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4435" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-12-23"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4436" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-12-26"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4437" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-12-31"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4438" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-01-22"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4439" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-01-25"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4440" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-14"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4441" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-29"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4442" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-03-26"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4443" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-05-02"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4444" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-05-17"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Steglitz (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4445" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-06-11"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2831389">
                        <settlement type="city">Sommerhausen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4446" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-06-17"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2831389">
                        <settlement type="city">Sommerhausen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4447" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-06-21"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2831389">
                        <settlement type="city">Sommerhausen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4448" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-07-08"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2831389">
                        <settlement type="city">Sommerhausen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4449" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-07-13"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2831389">
                        <settlement type="city">Sommerhausen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4450" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-07-21"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4451" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-07-24"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4452" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-07-26"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4453" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-08-15"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reichc</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4454" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-08-18"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4455" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-08-27"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4456" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-08-31"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4457" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-09-18"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4458" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-09-22"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4459" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-10-07"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4460" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-11-19"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4461" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-12-13"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4462" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-12-21"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4463" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-12-23"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4464" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-12-29"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4465" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-15"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4466" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-26"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4467" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-28"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4468" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-03-07"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Re</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4469" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-03-13"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4470" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-03-20"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4471" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-03-30"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4472" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-05-09"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4473" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-06-01"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4474" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-06-27"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2831389">
                        <settlement type="city">Sommerhausen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4475" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-07-11"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2831389">
                        <settlement type="city">Sommerhausen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4476" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-07-14"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2831389">
                        <settlement type="city">Sommerhausen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4477" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-07-29"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4478" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-08-27"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4479" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-11-08"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4480" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-01"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4481" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-12"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4482" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-20"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4483" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-23"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4484" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-01"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Re</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4485" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4486" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName>Crompton-Montagu, Eugen Albert Melchior von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4487" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-03-07"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4488" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-03-10"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4489" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-03-22"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4490" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-04-11"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4491" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-04-22"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4492" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-06-02"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4493" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-10"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4494" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-18"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4495" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-09-12"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4496" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-10-21"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4497" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-12-11"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4498" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-12-20"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4499" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-12-30"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4500" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-15"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4501" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-04-16"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4502" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-04-22"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4503" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-05-06"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4504" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-06-03"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4505" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-07-04"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4506" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-08-14"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4507" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-08-23"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4508" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-09-27"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4509" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-11-10"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4510" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-12-19"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4511" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-12-31"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4512" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-12"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName>
                        <settlement type="city">G. Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4513" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-15"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4514" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-04-17"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4515" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-04-22"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4516" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-04-23"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4517" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-07-20"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4518" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-08-03"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4519" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-08-18"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4520" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-08-24"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2914210">
                        <settlement type="city">Berlin-Grunewald</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4521" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-09-10"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4522" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-09-20"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4523" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-09-24"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4524" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-11-02"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4525" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-11-24"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4526" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-12-05"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4527" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-12-11"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4528" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-01-06"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4529" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-01-13"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4530" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-01-20"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4531" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-01-28"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4532" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-02"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4533" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-10"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reic</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4534" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-21"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4535" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-05-21"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4536" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-06-18"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4537" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-06-28"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName>
                        <settlement type="city">Arendsee</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4538" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-06-28"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName>
                        <settlement type="city">Heiligendamm</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4539" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-09-29"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4540" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-07-30"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4541" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-08-07"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4542" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-08-15"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4543" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-08-17"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4544" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-08-31"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4545" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-09-25"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2875601">
                        <settlement type="city">Lübeck</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4546" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-10-28"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4547" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-11-14"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4548" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-11-20"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4549" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-11-21"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4550" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-12-22"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4551" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-12-29"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4552" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-01-15"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4553" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-14"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4554" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-16"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4555" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-03-07"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4556" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-03-26"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4557" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-04-07"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4558" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-04-23"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4559" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-06-15"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4560" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-06-18"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4561" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-06-23"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Rei</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4562" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-06-30"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4563" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-07-22"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reic</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4564" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-08-14"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Rei</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4565" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-08-25"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4566" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-08-30"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName>
                        <settlement type="city">Göschwitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4567" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-08-30"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4568" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-09-02"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4569" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-09-16"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4570" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-10-28"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4571" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-11-09"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4572" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-12-20"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4573" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-12-31"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4574" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-01-03"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4575" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-01-17"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4576" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-04"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4577" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-12"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4578" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-20"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4579" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-04-08"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4580" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-06-04"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4581" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-06-27"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4582" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-08-01"/>
                    <persName>Crompton, Maria Ella Anna von</persName>
                    <placeName ref="https://www.geonames.org/2916910">
                        <settlement type="city">Groß Brütz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4583" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-05-02"/>
                    <persName>Carl, L.</persName>
                    <placeName ref="https://www.geonames.org/2853572">
                        <settlement type="city">Pirna</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4584" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-06-01"/>
                    <persName>Carl, L.</persName>
                    <placeName ref="https://www.geonames.org/2853572">
                        <settlement type="city">Pirna</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4585" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-05-23"/>
                    <persName>Carl, L.</persName>
                    <placeName ref="https://www.geonames.org/2853572">
                        <settlement type="city">Pirna</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4586" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1904.10.??</date>
                    <persName>Carl, L.</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4587" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-09-15"/>
                    <persName>Carlotta, C.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4588" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-01-13"/>
                    <persName>Carlshausen, von</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4589" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Carlshausen, von</persName>
                    <placeName ref="https://www.geonames.org/2825297">
                        <settlement type="city">Stuttgart</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4590" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-09"/>
                    <persName>Carman, Arington H.</persName>
                    <placeName>
                        <settlement type="city">Patchogue</settlement>
                        <country>
                            <name key="USA" type="current">New York</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4591" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-12-24"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4592" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-01-12"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3054643">
                        <settlement type="city">Pest (Budapest)</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4593" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-02-01"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3054643">
                        <settlement type="city">Pest (Budapest)</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4594" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-07-26"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3190185">
                        <settlement type="city">Schloss Wildhaus</settlement>
                        <country>
                            <name type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4595" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-04-15"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3190185">
                        <settlement type="city">Schloss Wildhaus</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4596" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-05-01"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3190185">
                        <settlement type="city">Schloss Wildhaus</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4597" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-05-26"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName>
                        <settlement type="city">Schloss Wildhaus</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4598" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-05-07"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4599" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-11-07"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4600" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-07-02"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3190185">
                        <settlement type="city">Schloss Wildhaus</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4601" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-08-14"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3190185">
                        <settlement type="city">Schloss Wildhaus</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4602" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-08-15"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3190185">
                        <settlement type="city">Schloss Wildhaus</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4603" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-10-30"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3190185">
                        <settlement type="city">Schloss Wildhaus</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4604" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-08-09"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3190185">
                        <settlement type="city">Schloss Wildhaus</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4605" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-09-22"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4606" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-02-04"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4607" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-02-14"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4608" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-05-29"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4609" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-06-08"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3190185">
                        <settlement type="city">Schloss Wildhaus</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4610" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-07-17"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3190185">
                        <settlement type="city">Schloss Wildhaus</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4611" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-08-07"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3190185">
                        <settlement type="city">Schloss Wildhaus</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4612" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-08-07"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3190185">
                        <settlement type="city">Schloss Wildhaus</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4613" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-08-24"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3190185">
                        <settlement type="city">Schloss Wildhaus</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4614" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-09-05"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3190185">
                        <settlement type="city">Schloss Wildhaus</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4615" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-10-02"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3190185">
                        <settlement type="city">Schloss Wildhaus</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4616" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-10-28"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3190185">
                        <settlement type="city">Schloss Wildhaus</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4617" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-12-12"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4618" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-12-31"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4619" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-01-18"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4620" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-07-22"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3190185">
                        <settlement type="city">Schloss Wildhaus</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4621" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-09-04"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3190185">
                        <settlement type="city">Schloss Wildhaus</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4622" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-10-25"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3190185">
                        <settlement type="city">Schloss Wildhaus</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4623" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-11-12"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4624" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-01-19"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4625" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-04-13"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4626" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-05-22"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4627" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-07-15"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4628" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-01-01"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4629" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-01-24"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4630" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-02-17"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4631" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-09-11"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4632" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-10-22"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4633" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-11-20"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4634" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-07-26"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4635" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-01-01"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4636" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-02-08"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4637" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-03-11"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4638" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-04-26"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4639" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-08-22"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4640" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-11-15"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4641" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-01-09"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4642" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-05-22"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4643" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-01-15"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4644" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-02-18"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4645" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-04-04"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4646" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-06-10"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4647" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-08-09"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4648" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-10-17"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4649" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-10-24"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4650" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-11-23"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4651" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-12-31"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4652" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-06-11"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4653" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-07-03"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4654" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-08-02"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4655" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-09-01"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4656" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-09-02"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4657" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-11-08"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4658" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-01-16"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4659" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-18"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4660" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-23"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4661" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-05-25"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4662" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-08-13"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4663" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-11-21"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4664" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-03-03"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4665" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-03-25"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4666" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-04-12"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4667" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-05-26"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4668" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-06-16"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4669" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-07-17"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4670" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-10-30"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4671" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-11-17"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4672" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-12-23"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4673" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-01-10"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4674" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-01-26"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4675" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-04-02"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4676" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-04-17"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4677" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-04-27"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4678" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-06-02"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4679" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-07-25"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4680" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-07-29"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4681" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-08-02"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4682" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-08-13"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2773321">
                        <settlement type="city">Krumpendorf am Wörthersee</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4683" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-08-19"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2773321">
                        <settlement type="city">Krumpendorf am Wörthersee</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4684" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-08-25"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2773321">
                        <settlement type="city">Krumpendorf am Wörthersee</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4685" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-09-06"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4686" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-09-28"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2773321">
                        <settlement type="city">Krumpendorf am Wörthersee</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4687" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-12-23"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4688" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-01-04"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4689" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-13"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4690" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-03-12"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4691" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-08-02"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2773321">
                        <settlement type="city">Krumpendorf am Wörthersee</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4692" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-02-07"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Östereich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4693" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-02-24"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4694" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-03-02"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4695" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-06-06"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4696" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-06-27"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4697" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-07-28"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2773321">
                        <settlement type="city">Krumpendorf am Wörthersee</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4698" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-08-16"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2773321">
                        <settlement type="city">Krumpendorf am Wörthersee</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4699" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-11-18"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4700" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-12-22"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4701" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-01-09"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4702" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-01-26"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4703" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-02-07"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4704" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-03-06"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4705" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-05-28"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4706" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-06-27"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4707" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-09-22"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4708" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-12-09"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4709" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-07-21"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2773321">
                        <settlement type="city">Krumpendorf am Wörthersee</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4710" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-02-24"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4711" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-04-10"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4712" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-05-20"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4713" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-08-04"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2773321">
                        <settlement type="city">Krumpendorf am Wörthersee</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4714" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-08-28"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2773321">
                        <settlement type="city">Krumpendorf am Wörthersee</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4715" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-10-21"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4716" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-04-07"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4717" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-11-17"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4718" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-01-06"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4719" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-02"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4720" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-05-19"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4721" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-06-17"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4722" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-09-20"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4723" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-10-14"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4724" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-10-27"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4725" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-12-10"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4726" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-01-01"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4727" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-04-05"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4728" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-05-09"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4729" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-08-14"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4730" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-09-14"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4731" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-05-02"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4732" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-05-10"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4733" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-10-17"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4734" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-12-04"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4735" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-12-07"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4736" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-12-16"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4737" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-05-01"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4738" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-06-05"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4739" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-06-02"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2773321">
                        <settlement type="city">Krumpendorf am Wörthersee</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4740" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-08-20"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2773321">
                        <settlement type="city">Krumpendorf am Wörthersee</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4741" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-10-27"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4742" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-12-31"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4743" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-01-14"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4744" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-13"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4745" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-11-09"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4746" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-31"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4747" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-28"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4748" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-20"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4749" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-09-29"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4750" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-05"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4751" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-28"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4752" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-08-20"/>
                    <persName ref="http://d-nb.info/gnd/119027690">Carneri, Bartholomäus Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2773321">
                        <settlement type="city">Krumpendorf am Wörthersee</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4753" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-05-18"/>
                    <persName ref="http://d-nb.info/gnd/1021279048">Basso von Gödel-Lannoy, Friederike (Fritzi)</persName>
                    <placeName ref="https://www.geonames.org/3195506">
                        <settlement type="city">Marburg an der Drau (Maribor)</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4754" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-03-22"/>
                    <persName>Casanova, Peregrín</persName>
                    <placeName ref="https://www.geonames.org/2509954">
                        <settlement type="city">Valencia</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4755" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-01-02"/>
                    <persName>Casanova, Peregrín</persName>
                    <placeName ref="https://www.geonames.org/2509954">
                        <settlement type="city">Valencia</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4756" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-01-21"/>
                    <persName>Casanova, Peregrín</persName>
                    <placeName ref="https://www.geonames.org/2509954">
                        <settlement type="city">Valencia</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4757" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-03-20"/>
                    <persName>Casanova, Peregrín</persName>
                    <placeName ref="https://www.geonames.org/2509954">
                        <settlement type="city">Valencia</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4758" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-07-15"/>
                    <persName>Casanova, Peregrín</persName>
                    <placeName ref="https://www.geonames.org/2509954">
                        <settlement type="city">Valencia</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4759" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-12-12"/>
                    <persName>Casanova, Peregrín</persName>
                    <placeName ref="https://www.geonames.org/2509954">
                        <settlement type="city">Valencia</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4760" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-02-26"/>
                    <persName>Casanova, Peregrín</persName>
                    <placeName ref="https://www.geonames.org/2509954">
                        <settlement type="city">Valencia</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4761" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-01-24"/>
                    <persName>Casanova, Peregrín</persName>
                    <placeName ref="https://www.geonames.org/2509954">
                        <settlement type="city">Valencia</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4762" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-01-04"/>
                    <persName>Casanova, Peregrín</persName>
                    <placeName ref="https://www.geonames.org/2509954">
                        <settlement type="city">Valencia</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4763" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-07-24"/>
                    <persName>Chrysander, Rudolf</persName>
                    <placeName>
                        <settlement type="city">Friedrichsruh</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4764" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-01-13"/>
                    <persName>Caballero, Fernan</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4765" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-03-30"/>
                    <persName>Cabanis, George</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4766" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-21"/>
                    <persName>Cabasino-Renda, G.</persName>
                    <placeName ref="https://www.geonames.org/2940187">
                        <settlement type="city">Charlottenburg (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4767" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-06-19"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2993458">
                        <settlement type="city">Monaco</settlement>
                        <country>
                            <name key="MCO" type="current">Monaco</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4768" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-03"/>
                    <persName ref="http://d-nb.info/gnd/10170013X">Caffi, Ernesto</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4769" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-05"/>
                    <persName ref="http://d-nb.info/gnd/10170013X">Caffi, Ernesto</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4770" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-13"/>
                    <persName ref="http://d-nb.info/gnd/10170013X">Caffi, Ernesto</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4771" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-18"/>
                    <persName ref="http://d-nb.info/gnd/10170013X">Caffi, Ernesto</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4772" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-21"/>
                    <persName ref="http://d-nb.info/gnd/10170013X">Caffi, Ernesto</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4773" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-22"/>
                    <persName ref="http://d-nb.info/gnd/10170013X">Caffi, Ernesto</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4774" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-15"/>
                    <persName>Caffier, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2804008">
                        <settlement type="city">Zittau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4775" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-15"/>
                    <persName>Caffier, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2804008">
                        <settlement type="city">Zittau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4776" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-06-19"/>
                    <persName>Caffrey, Geo.</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4777" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-11-16"/>
                    <persName>Cain, Aldo</persName>
                    <placeName>
                        <settlement type="city">New Castle</settlement>
                        <country>
                            <name key="USA" type="current">Indiana</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4778" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-01-02"/>
                    <persName ref="http://d-nb.info/gnd/116431008">Calberla, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4779" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-09-12"/>
                    <persName>Calderon, Salvador</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4780" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-04-30"/>
                    <persName>Caldwell, W. H.</persName>
                    <placeName ref="https://www.geonames.org/2653941">
                        <settlement type="city">Cambridge</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4781" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-11-22"/>
                    <persName ref="http://d-nb.info/gnd/116431253">Calemard du Genestoux, Louise Pierette Marie Magdeleine</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name type="current">Frankreich</name>
                            <name type="historical">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4782" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-30"/>
                    <persName ref="http://d-nb.info/gnd/116431253">Calemard du Genestoux, Louise Pierette Marie Magdeleine</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name type="current">Frankreich</name>
                            <name type="historical">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4783" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-10-25"/>
                    <persName ref="http://d-nb.info/gnd/116431253">Calemard du Genestoux, Louise Pierette Marie Magdeleine</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name type="current">Frankreich</name>
                            <name type="historical">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4784" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-01-31"/>
                    <persName ref="http://d-nb.info/gnd/116431253">Calemard du Genestoux, Louise Pierette Marie Magdeleine</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name type="current">Frankreich</name>
                            <name type="historical">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4785" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-06-25"/>
                    <persName>Calenda, Vincent D.</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4786" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-08-22"/>
                    <persName>Calenda, Vincent D.</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4787" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-24"/>
                    <persName>Calenda, Vincent D.</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4788" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-21"/>
                    <persName>Calenda, Vincent D.</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4789" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-31"/>
                    <persName>Calenda, Vincent D.</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4790" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-05-11"/>
                    <persName>Calenda, Vincent D.</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4791" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-06-04"/>
                    <persName>Calenda, Vincent D.</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4792" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-10"/>
                    <persName>Calenda, Vincent D.</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4793" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-03-09"/>
                    <persName>Calenda, Vincent D.</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4794" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-06"/>
                    <persName ref="http://d-nb.info/gnd/180575899">Calker, F. J. P. van</persName>
                    <placeName ref="https://www.geonames.org/2755251">
                        <settlement type="city">Groningen</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4795" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1856-03-14"/>
                    <persName>Call, Roman von</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Bayern</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4796" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1856-03-19"/>
                    <persName>Call, Roman von</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Bayern</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4797" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1856-03-29"/>
                    <persName>Call, Roman von</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Bayern</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4798" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1856-04-10"/>
                    <persName>Call, Roman von</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Bayern</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4799" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1856-04-13"/>
                    <persName>Call, Roman von</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Bayern</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4800" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Call, Roman von</persName>
                    <placeName ref="https://www.geonames.org/2805615">
                        <settlement type="city">Würzburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Bayern</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4801" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1859-06-02"/>
                    <persName>Call, Roman von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                            <name type="historical">Österreich-Ungarn (Habsburgermonarchie)</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4802" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-01-19"/>
                    <persName>Callander, Alex</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4803" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-08-07"/>
                    <persName>Calsow, Juan</persName>
                    <placeName>
                        <settlement type="city">Madidi</settlement>
                        <country>
                            <name key="BOL" type="current">Bolivien</name>
                            <name type="historical">Bolivien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4804" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-20"/>
                    <persName>Calsow, Juan</persName>
                    <placeName>
                        <settlement type="city">Madidi</settlement>
                        <country>
                            <name key="BOL" type="current">Bolivien</name>
                            <name type="historical">Bolivien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4805" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-01"/>
                    <persName>Calsow, Juan</persName>
                    <placeName>
                        <settlement type="city">Madidi</settlement>
                        <country>
                            <name key="BOL" type="current">Bolivien</name>
                            <name type="historical">Bolivien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4806" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-02-08"/>
                    <persName>Calvert, Philip P.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4807" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-10"/>
                    <persName ref="http://d-nb.info/gnd/117134996">Moor, Julius</persName>
                    <placeName ref="https://www.geonames.org/2661552">
                        <settlement type="city">Bern</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4808" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-02-04"/>
                    <persName>Calzak, Jul. V.</persName>
                    <placeName ref="https://www.geonames.org/3067696">
                        <settlement type="city">Prag</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4809" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-02-20"/>
                    <persName ref="http://d-nb.info/gnd/116433361">Camerano, Lorenzo</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4810" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-06-29"/>
                    <persName ref="http://d-nb.info/gnd/116433361">Camerano, Lorenzo</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4811" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-06-30"/>
                    <persName ref="http://d-nb.info/gnd/116433361">Camerano, Lorenzo</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4812" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-09-14"/>
                    <persName ref="http://d-nb.info/gnd/116433361">Camerano, Lorenzo</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4813" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-11-30"/>
                    <persName ref="http://d-nb.info/gnd/116433361">Camerano, Lorenzo</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4814" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-11-25"/>
                    <persName ref="http://d-nb.info/gnd/116433361">Camerano, Lorenzo</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4815" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-11-29"/>
                    <persName ref="http://d-nb.info/gnd/116433361">Camerano, Lorenzo</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4816" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-12-26"/>
                    <persName ref="http://d-nb.info/gnd/116433361">Camerano, Lorenzo</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4817" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-01-14"/>
                    <persName ref="http://d-nb.info/gnd/116433361">Camerano, Lorenzo</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4818" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116433361">Camerano, Lorenzo</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4819" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116433361">Camerano, Lorenzo</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4820" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-02"/>
                    <persName ref="http://d-nb.info/gnd/116433361">Camerano, Lorenzo</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4821" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-05-02"/>
                    <persName ref="http://d-nb.info/gnd/116433361">Camerano, Lorenzo</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4822" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-05-08"/>
                    <persName ref="http://d-nb.info/gnd/116433361">Camerano, Lorenzo</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4823" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116433361">Camerano, Lorenzo</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4824" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-07"/>
                    <persName>Cami, P.</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4825" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-04-08"/>
                    <persName>Campanozzi, A.</persName>
                    <placeName ref="https://www.geonames.org/2525068">
                        <settlement type="city">Catania</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4826" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-02-18"/>
                    <persName>Campbell, Nella</persName>
                    <placeName>
                        <settlement type="city">Rithageria ...iudula</settlement>
                        <country>
                            <name key="LKA" type="current">Sri Lanka</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4827" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-06-27"/>
                    <persName>Canaro, Antonio</persName>
                    <placeName ref="https://www.geonames.org/3164603">
                        <settlement type="city">Venedig</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4828" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-30"/>
                    <persName>Cande, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4829" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-06-04"/>
                    <persName>Canestrini, Giovanni</persName>
                    <placeName ref="https://www.geonames.org/3171728">
                        <settlement type="city">Padua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4830" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-03-10"/>
                    <persName>Canestrini, Giovanni</persName>
                    <placeName ref="https://www.geonames.org/3171728">
                        <settlement type="city">Padua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4831" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-12-06"/>
                    <persName>Canestrini, Giovanni</persName>
                    <placeName ref="https://www.geonames.org/3171728">
                        <settlement type="city">Padua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4832" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-10-07"/>
                    <persName>Caniy, W.</persName>
                    <placeName ref="https://www.geonames.org/3054643">
                        <settlement type="city">Budapest</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4833" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.05.17</date>
                    <persName>Canouge, E.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4834" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Canouge, E.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4835" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-21"/>
                    <persName>Cantor, Georg</persName>
                    <placeName>
                        <settlement type="city">Corbetha</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4836" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-22"/>
                    <persName>Cantor, Georg</persName>
                    <placeName>
                        <settlement type="city">Naunhof</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4837" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-09-04"/>
                    <persName>Cantor, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4838" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-06-12"/>
                    <persName ref="http://d-nb.info/gnd/116447397">Capellini, Giovanni</persName>
                    <placeName ref="https://www.geonames.org/3181928">
                        <settlement type="city">Bologna</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4839" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-06-07"/>
                    <persName ref="http://d-nb.info/gnd/116447397">Capellini, Giovanni</persName>
                    <placeName ref="https://www.geonames.org/3181928">
                        <settlement type="city">Bologna</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4840" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-11-20"/>
                    <persName ref="http://d-nb.info/gnd/116447397">Capellini, Giovanni</persName>
                    <placeName ref="https://www.geonames.org/3181928">
                        <settlement type="city">Bologna</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4841" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-12-09"/>
                    <persName ref="http://d-nb.info/gnd/116447397">Capellini, Giovanni</persName>
                    <placeName ref="https://www.geonames.org/3181928">
                        <settlement type="city">Bologna</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4842" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-12-31"/>
                    <persName ref="http://d-nb.info/gnd/116447397">Capellini, Giovanni</persName>
                    <placeName ref="https://www.geonames.org/3181928">
                        <settlement type="city">Bologna</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4843" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-06-06"/>
                    <persName ref="http://d-nb.info/gnd/116447397">Capellini, Giovanni</persName>
                    <placeName ref="https://www.geonames.org/3181928">
                        <settlement type="city">Bologna</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4844" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-03"/>
                    <persName ref="http://d-nb.info/gnd/116447397">Capellini, Giovanni</persName>
                    <placeName ref="https://www.geonames.org/3181928">
                        <settlement type="city">Bologna</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4845" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-06-17"/>
                    <persName ref="http://d-nb.info/gnd/116447397">Capellini, Giovanni</persName>
                    <placeName ref="https://www.geonames.org/3181928">
                        <settlement type="city">Bologna</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4846" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-10-13"/>
                    <persName ref="http://d-nb.info/gnd/116447397">Capellini, Giovanni</persName>
                    <placeName>
                        <settlement type="city">Portovenere</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4847" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-10-16"/>
                    <persName ref="http://d-nb.info/gnd/116447397">Capellini, Giovanni</persName>
                    <placeName>
                        <settlement type="city">Portovenere</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4848" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-03-09"/>
                    <persName ref="http://d-nb.info/gnd/116447397">Capellini, Giovanni</persName>
                    <placeName ref="https://www.geonames.org/3181928">
                        <settlement type="city">Bologna</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4849" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-03-21"/>
                    <persName ref="http://d-nb.info/gnd/116447397">Capellini, Giovanni</persName>
                    <placeName ref="https://www.geonames.org/3181928">
                        <settlement type="city">Bologna</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4850" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-04-13"/>
                    <persName ref="http://d-nb.info/gnd/116447397">Capellini, Giovanni</persName>
                    <placeName ref="https://www.geonames.org/3181928">
                        <settlement type="city">Bologna</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4851" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-01-16"/>
                    <persName>Capitan, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4852" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-10-02"/>
                    <persName>Caporali, Enrico</persName>
                    <placeName>
                        <settlement type="city">Todi</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4853" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-12-31"/>
                    <persName ref="http://d-nb.info/gnd/118977083">Cappeller, Carl</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4854" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-10-18"/>
                    <persName ref="http://d-nb.info/gnd/118977083">Cappeller, Carl</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4855" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-30"/>
                    <persName ref="http://d-nb.info/gnd/118977083">Cappeller, Carl</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4856" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-07-25"/>
                    <persName>Cappenberg, Berthold</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/117351261">Schwaner, Wilhelm</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4857" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-07-29"/>
                    <persName ref="http://d-nb.info/gnd/116451610">Car, Lazar</persName>
                    <placeName ref="https://www.geonames.org/3186886">
                        <settlement type="city">Zagreb (Agram)</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4858" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-08-28"/>
                    <persName ref="http://d-nb.info/gnd/116451610">Car, Lazar</persName>
                    <placeName ref="https://www.geonames.org/3165185">
                        <settlement type="city">Triest</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4859" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-02-09"/>
                    <persName ref="http://d-nb.info/gnd/116451610">Car, Lazar</persName>
                    <placeName ref="https://www.geonames.org/3186886">
                        <settlement type="city">Zagreb (Agram)</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4860" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116451610">Car, Lazar</persName>
                    <placeName ref="https://www.geonames.org/3186886">
                        <settlement type="city">Zagreb (Agram)</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4861" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-01-19"/>
                    <persName>Carati, Ernesto</persName>
                    <placeName ref="https://www.geonames.org/3181928">
                        <settlement type="city">Bologna</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4862" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-08"/>
                    <persName>Cardiff, Ira D.</persName>
                    <placeName>
                        <settlement type="city">Pullman</settlement>
                        <country>
                            <name key="USA" type="current">Washington</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4863" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-05-13"/>
                    <persName>Caragnio, Giuseppe</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4864" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116672412">Cori, Carl Isidor</persName>
                    <placeName ref="https://www.geonames.org/3165185">
                        <settlement type="city">Triest</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                            <name type="historical">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4865" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-10-26"/>
                    <persName>Carl, Ernst</persName>
                    <placeName>
                        <settlement type="city">Eisleben</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4866" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-12-23"/>
                    <persName>Carnes, Charles T.</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4867" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-12-29"/>
                    <persName>Caro., Z.</persName>
                    <placeName ref="https://www.geonames.org/5263045">
                        <settlement type="city">Milwaukee</settlement>
                        <country>
                            <name key="USA" type="current">Wisconsin</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4868" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName>Carolsfeld, Albert</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4869" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-03-25"/>
                    <persName ref="http://d-nb.info/gnd/116458283">Carpenter, Philip Herbert</persName>
                    <placeName>
                        <settlement type="city">Eton</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4870" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-10-31"/>
                    <persName ref="http://d-nb.info/gnd/117673528">Carpenter, William Benjamin</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4871" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-03-30"/>
                    <persName>Carriére, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4872" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-10-13"/>
                    <persName ref="http://d-nb.info/gnd/117674478">Carruccio, Antonio</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4873" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-19"/>
                    <persName ref="http://d-nb.info/gnd/117674478">Carruccio, Antonio</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4874" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-08-26"/>
                    <persName>Carson, W. M.</persName>
                    <placeName ref="https://www.geonames.org/2147714">
                        <settlement type="city">Sydney</settlement>
                        <country>
                            <name key="AUS" type="current">Australien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4875" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-08-29"/>
                    <persName>Carsten, Frank</persName>
                    <placeName ref="https://www.geonames.org/3359046">
                        <settlement type="city">Woodstock</settlement>
                        <country>
                            <name key="ZAF" type="current">Südafrika</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4876" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-12-13"/>
                    <persName>Carsten, Frank</persName>
                    <placeName ref="https://www.geonames.org/3359046">
                        <settlement type="city">Woodstock</settlement>
                        <country>
                            <name key="ZAF" type="current">Südafrika</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4877" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-19"/>
                    <persName>Carsten, Frank</persName>
                    <placeName ref="https://www.geonames.org/3359046">
                        <settlement type="city">Woodstock</settlement>
                        <country>
                            <name key="ZAF" type="current">Südafrika</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4878" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-27"/>
                    <persName>Carsten, Frank</persName>
                    <placeName>
                        <settlement type="city">Lower Paarl</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4879" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-06-21"/>
                    <persName>Carstens, Christian</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4880" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-09-12"/>
                    <persName>Carstens, Christian</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4881" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-03-28"/>
                    <persName>Carstens, Christian</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4882" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-12-22"/>
                    <persName ref="http://d-nb.info/gnd/116462558">Cartellieri, Alexander Maximilian Georg</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4883" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-08-03"/>
                    <persName>Carter, Franklin B.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4884" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-11-28"/>
                    <persName>Carter, Franklin B.</persName>
                    <placeName ref="https://www.geonames.org/5101334">
                        <settlement type="city">Montclair</settlement>
                        <country>
                            <name key="USA" type="current">New Jersey</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4885" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-12-05"/>
                    <persName>Carter, Franklin B.</persName>
                    <placeName ref="https://www.geonames.org/5101334">
                        <settlement type="city">Montclair</settlement>
                        <country>
                            <name key="USA" type="current">New Jersey</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4886" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-01-06"/>
                    <persName>Carter, Franklin B.</persName>
                    <placeName ref="https://www.geonames.org/5101334">
                        <settlement type="city">Montclair</settlement>
                        <country>
                            <name key="USA" type="current">New Jersey</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4887" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-01-23"/>
                    <persName>Carter, Franklin B.</persName>
                    <placeName ref="https://www.geonames.org/5101334">
                        <settlement type="city">Montclair</settlement>
                        <country>
                            <name key="USA" type="current">New Jersey</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4888" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-02-16"/>
                    <persName>Carter, Franklin B.</persName>
                    <placeName ref="https://www.geonames.org/5101334">
                        <settlement type="city">Montclair</settlement>
                        <country>
                            <name key="USA" type="current">New Jersey</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4889" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-08-03"/>
                    <persName>Carter, Franklin B.</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4890" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-11-08"/>
                    <persName>Carter, Franklin B.</persName>
                    <placeName ref="https://www.geonames.org/5101334">
                        <settlement type="city">Montclair</settlement>
                        <country>
                            <name key="USA" type="current">New Jersey</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4891" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-04-20"/>
                    <persName>Carter, Franklin B.</persName>
                    <placeName ref="https://www.geonames.org/5101334">
                        <settlement type="city">Montclair</settlement>
                        <country>
                            <name key="USA" type="current">New Jersey</name>
                            <name type="historical">USA</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4892" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-18"/>
                    <persName>Caester, A.</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4893" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-19"/>
                    <persName>Caester, A.</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4894" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-06-30"/>
                    <persName>Carter, Henry G.</persName>
                    <placeName>
                        <settlement type="city">Rockhampton</settlement>
                        <country>
                            <name key="AUS" type="current">Australien</name>
                            <name type="historical">Australien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4895" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-11-06"/>
                    <persName ref="http://d-nb.info/gnd/189424419">Carthaus, Emil</persName>
                    <placeName>
                        <settlement type="city">Boeroe</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4896" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-01-06"/>
                    <persName ref="http://d-nb.info/gnd/189424419">Carthaus, Emil</persName>
                    <placeName>
                        <settlement type="city">Wetterreden</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4897" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-02-07"/>
                    <persName ref="http://d-nb.info/gnd/189424419">Carthaus, Emil</persName>
                    <placeName>
                        <settlement type="city">Pakantan</settlement>
                        <country>
                            <name key="IDN" type="current">Indonesien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4898" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-01-14"/>
                    <persName ref="http://d-nb.info/gnd/189424419">Carthaus, Emil</persName>
                    <placeName ref="https://www.geonames.org/1648473">
                        <settlement type="city">Buitenzorg</settlement>
                        <country>
                            <name key="IDN" type="current">Indonesien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4899" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-21"/>
                    <persName ref="http://d-nb.info/gnd/189424419">Carthaus, Emil</persName>
                    <placeName ref="https://www.geonames.org/1248991">
                        <settlement type="city">Colombo</settlement>
                        <country>
                            <name key="LKA" type="current">Sri Lanka</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4900" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-03-07"/>
                    <persName ref="http://d-nb.info/gnd/189424419">Carthaus, Emil</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4901" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-04-20"/>
                    <persName ref="http://d-nb.info/gnd/189424419">Carthaus, Emil</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4902" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-05-19"/>
                    <persName ref="http://d-nb.info/gnd/189424419">Carthaus, Emil</persName>
                    <placeName ref="https://www.geonames.org/2911559">
                        <settlement type="city">Berlin-Halensee</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4903" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-06-15"/>
                    <persName ref="http://d-nb.info/gnd/189424419">Carthaus, Emil</persName>
                    <placeName>
                        <settlement type="city">Nuttlar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4904" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1864-01-02"/>
                    <persName ref="http://d-nb.info/gnd/118519352">Carus, Carl Gustav</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Sachsen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4905" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-06-05"/>
                    <persName ref="http://d-nb.info/gnd/104288647">Carus, Julius Victor</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4906" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-06-28"/>
                    <persName ref="http://d-nb.info/gnd/104288647">Carus, Julius Victor</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4907" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-04-21"/>
                    <persName ref="http://d-nb.info/gnd/104288647">Carus, Julius Victor</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4908" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-06-14"/>
                    <persName ref="http://d-nb.info/gnd/104288647">Carus, Julius Victor</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4909" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-03-02"/>
                    <persName ref="http://d-nb.info/gnd/104288647">Carus, Julius Victor</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4910" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-05-16"/>
                    <persName ref="http://d-nb.info/gnd/104288647">Carus, Julius Victor</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4911" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-05-22"/>
                    <persName ref="http://d-nb.info/gnd/104288647">Carus, Julius Victor</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4912" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-01-05"/>
                    <persName ref="http://d-nb.info/gnd/104288647">Carus, Julius Victor</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4913" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-08-09"/>
                    <persName ref="http://d-nb.info/gnd/104288647">Carus, Julius Victor</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4914" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-10-23"/>
                    <persName ref="http://d-nb.info/gnd/104288647">Carus, Julius Victor</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4915" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-07-26"/>
                    <persName ref="http://d-nb.info/gnd/104288647">Carus, Julius Victor</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4916" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-02-15"/>
                    <persName ref="http://d-nb.info/gnd/104288647">Carus, Julius Victor</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4917" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-09-25"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4918" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-02-12"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4919" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-07-22"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4920" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-08-29"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4921" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-11-12"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4922" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-11-14"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4923" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-03-14"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4924" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-06-16"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4925" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-03-24"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4926" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-04-07"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4927" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-04-23"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4928" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-05-31"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4929" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-10-18"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4930" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-12-10"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4931" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-04-16"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4932" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-12-19"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4933" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-01-22"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4934" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-11-10"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4935" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-12-09"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4936" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-12-18"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4937" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-04-06"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4938" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-06-29"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4939" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-02"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4940" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-07-05"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName>Ashcroft, Edgar A.</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4941" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-06"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName>Ashcroft, Edgar A.</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4942" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-06-20"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4943" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-10-08"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4944" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-12-07"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4945" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-01-01"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4946" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-26"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4947" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-05-05"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4948" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-08-03"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4949" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-01-30"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4950" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-04-28"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4951" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-26"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4952" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-15"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4953" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-05-13"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4954" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-01-26"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4955" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-18"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4956" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-24"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4957" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-05-23"/>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4958" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1916.??.??</date>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4959" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1910.??.??</date>
                    <persName ref="http://d-nb.info/gnd/119136872">Carus, Paul</persName>
                    <placeName ref="https://www.geonames.org/5033602">
                        <settlement type="city">La Salle</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4960" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-06-11"/>
                    <persName ref="http://d-nb.info/gnd/117685259">Chilton, Charles</persName>
                    <placeName ref="https://www.geonames.org/2192362">
                        <settlement type="city">Christchurch</settlement>
                        <country>
                            <name type="current">Neuseeland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4961" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-08-12"/>
                    <persName>Chodat, Robert</persName>
                    <placeName ref="https://www.geonames.org/2660646">
                        <settlement type="city">Genf</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4962" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-08-02"/>
                    <persName>Carus, Viktor (Pseudonym)</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4963" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-08-08"/>
                    <persName>Carus, Viktor (Pseudonym)</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4964" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-06-12"/>
                    <persName>Casalegno, B.</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4965" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-05-28"/>
                    <persName ref="http://d-nb.info/gnd/116433361">Camerano, Lorenzo</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4966" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-10-07"/>
                    <persName>Casello, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4967" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-11-24"/>
                    <persName>Caspari, C.</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4968" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-09-09"/>
                    <persName>Caspari, C.</persName>
                    <placeName ref="https://www.geonames.org/2660253">
                        <settlement type="city">Interlaken</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4969" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-07-12"/>
                    <persName>Caspari, C.</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4970" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-01-04"/>
                    <persName>Caspari, C.</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4971" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-09-11"/>
                    <persName>Casprzig, Hedwig</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4972" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-31"/>
                    <persName>Casprzig, Hedwig</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4973" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-07-25"/>
                    <persName>Cassell, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4974" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-10-16"/>
                    <persName>Cassiere, G.</persName>
                    <placeName>
                        <settlement type="city">Nimes</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4975" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-06-25"/>
                    <persName>Castelli, Cesare</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4976" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-01-03"/>
                    <persName>Castelli, Giovanni</persName>
                    <placeName>
                        <settlement type="city">Sansepolero</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4977" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-07-18"/>
                    <persName>Castendyk, Luise</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4978" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-17"/>
                    <persName>Castendyk, Luise</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4979" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-11-16"/>
                    <persName>Castendyk, O.</persName>
                    <placeName>
                        <settlement type="city">Fort Napier</settlement>
                        <country>
                            <name key="ZAF" type="current">Südafrika</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4980" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-10-28"/>
                    <persName>Castendyk, O.</persName>
                    <placeName>
                        <settlement type="city">Fort Napier</settlement>
                        <country>
                            <name key="ZAF" type="current">Südafrika</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4981" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-06-11"/>
                    <persName>Casti, Raffaele</persName>
                    <placeName>
                        <settlement type="city">Aquila</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4982" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-07-09"/>
                    <persName>Castro, Lincoln de</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4983" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-04-06"/>
                    <persName>Castex, Susana Torres de</persName>
                    <placeName ref="https://www.geonames.org/3435910">
                        <settlement type="city">Buenos Aires</settlement>
                        <country>
                            <name key="ARG" type="current">Argentinien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4984" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-18"/>
                    <persName>Castex, Mariano R.</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4985" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-04-22"/>
                    <persName ref="http://d-nb.info/gnd/116476923">Cathrein, Alois</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4986" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-05-29"/>
                    <persName ref="http://d-nb.info/gnd/116476923">Cathrein, Alois</persName>
                    <placeName ref="https://www.geonames.org/2775220">
                        <settlement type="city">Innsbruck</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4987" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-04"/>
                    <persName>Cats, Martin W.</persName>
                    <placeName ref="https://www.geonames.org/2747891">
                        <settlement type="city">Rotterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4988" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-16"/>
                    <persName>Cats, Martin W.</persName>
                    <placeName ref="https://www.geonames.org/2747891">
                        <settlement type="city">Rotterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4989" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-27"/>
                    <persName>Cats, Martin W.</persName>
                    <placeName ref="https://www.geonames.org/2747891">
                        <settlement type="city">Rotterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4990" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-14"/>
                    <persName>Cats, Martin W.</persName>
                    <placeName ref="https://www.geonames.org/2747891">
                        <settlement type="city">Rotterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4991" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-28"/>
                    <persName>Cats, Martin W.</persName>
                    <placeName ref="https://www.geonames.org/2747891">
                        <settlement type="city">Rotterdam</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4992" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-01-27"/>
                    <persName ref="http://d-nb.info/gnd/116477229">Cattaneo, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3171366">
                        <settlement type="city">Pavia</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4993" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-01-10"/>
                    <persName ref="http://d-nb.info/gnd/116477229">Cattaneo, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3173435">
                        <settlement type="city">Mailand (Milano)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4994" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-05-12"/>
                    <persName ref="http://d-nb.info/gnd/116477229">Cattaneo, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3171366">
                        <settlement type="city">Pavia</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4995" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-06-20"/>
                    <persName ref="http://d-nb.info/gnd/116477229">Cattaneo, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3171366">
                        <settlement type="city">Pavia</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4996" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-12-20"/>
                    <persName ref="http://d-nb.info/gnd/116477229">Cattaneo, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3171366">
                        <settlement type="city">Pavia</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4997" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-12-22"/>
                    <persName ref="http://d-nb.info/gnd/116477229">Cattaneo, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3171366">
                        <settlement type="city">Pavia</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4998" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-09"/>
                    <persName ref="http://d-nb.info/gnd/116477229">Cattaneo, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_4999" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-02"/>
                    <persName ref="http://d-nb.info/gnd/116477229">Cattaneo, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5000" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-02-15"/>
                    <persName ref="http://d-nb.info/gnd/116477229">Cattaneo, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5001" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-10-21"/>
                    <persName ref="http://d-nb.info/gnd/116477229">Cattaneo, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5002" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-11-20"/>
                    <persName ref="http://d-nb.info/gnd/116477229">Cattaneo, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5003" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-12-31"/>
                    <persName ref="http://d-nb.info/gnd/116477229">Cattaneo, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5004" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-01-16"/>
                    <persName ref="http://d-nb.info/gnd/116477229">Cattaneo, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5005" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName ref="http://d-nb.info/gnd/116477229">Cattaneo, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5006" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-03-21"/>
                    <persName ref="http://d-nb.info/gnd/116477229">Cattaneo, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5007" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-29"/>
                    <persName ref="http://d-nb.info/gnd/116477229">Cattaneo, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5008" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-12"/>
                    <persName ref="http://d-nb.info/gnd/116477229">Cattaneo, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5009" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-14"/>
                    <persName ref="http://d-nb.info/gnd/116477229">Cattaneo, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5010" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-14"/>
                    <persName ref="http://d-nb.info/gnd/116477229">Cattaneo, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5011" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-14"/>
                    <persName ref="http://d-nb.info/gnd/116477229">Cattaneo, Giacomo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5012" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-14"/>
                    <persName>Sacchi, Maria Cattaneo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5013" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-05-11"/>
                    <persName>Sacchi, Maria Cattaneo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5014" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-10-20"/>
                    <persName>Cayeux, L.</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5015" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-11-21"/>
                    <persName>Cayeux, L.</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5016" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-05-26"/>
                    <persName>Cazalis, Henry</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5017" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-11-14"/>
                    <persName>Cederstram, Degeer</persName>
                    <placeName ref="https://www.geonames.org/1223738">
                        <settlement type="city">Weligama</settlement>
                        <country>
                            <name key="LKA" type="current">Sri Lanka</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5018" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-12-06"/>
                    <persName ref="http://d-nb.info/gnd/1055483683">Celesia, Paolo</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5019" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-12-14"/>
                    <persName ref="http://d-nb.info/gnd/1055483683">Celesia, Paolo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5020" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-12-23"/>
                    <persName ref="http://d-nb.info/gnd/1055483683">Celesia, Paolo</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5021" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-02-15"/>
                    <persName ref="http://d-nb.info/gnd/1055483683">Celesia, Paolo</persName>
                    <placeName ref="https://www.geonames.org/3173435">
                        <settlement type="city">Mailand (Milano)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5022" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-05"/>
                    <persName ref="http://d-nb.info/gnd/1055483683">Celesia, Paolo</persName>
                    <placeName ref="https://www.geonames.org/3178229">
                        <settlement type="city">Como</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5023" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-04-18"/>
                    <persName>Cedys, Nicola de</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5024" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName>Cerny, Peter</persName>
                    <placeName>
                        <settlement type="city">Lomnitz</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5025" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1871-06-13"/>
                    <persName>Anonym</persName>
                    <placeName>
                        <settlement type="city">Osterode (heute: Ostróda)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5026" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-02-18"/>
                    <persName>Christ, Hermine</persName>
                    <placeName>
                        <settlement type="city">Oberkassel</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5027" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-08-18"/>
                    <persName>Christel</persName>
                    <placeName ref="https://www.geonames.org/2994160">
                        <settlement type="city">Metz</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5028" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-08-31"/>
                    <persName>Christel, K.</persName>
                    <placeName ref="https://www.geonames.org/2917737">
                        <settlement type="city">Greiz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5029" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-12-04"/>
                    <persName>Christensen, Jens</persName>
                    <placeName>
                        <settlement type="city">Tondern</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5030" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-04-01"/>
                    <persName>Christensen, W. O.</persName>
                    <placeName>
                        <settlement type="city">Gravenstein</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5031" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName ref="http://d-nb.info/gnd/11879969X">Christiansen, Hans</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5032" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>??.11.1915</date>
                    <persName ref="http://d-nb.info/gnd/11879969X">Christiansen, Hans</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5033" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-01-12"/>
                    <persName ref="http://d-nb.info/gnd/11879969X">Christiansen, Hans</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5034" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-08"/>
                    <persName ref="http://d-nb.info/gnd/11879969X">Christiansen, Hans</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5035" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-19"/>
                    <persName ref="http://d-nb.info/gnd/11879969X">Christiansen, Hans</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5036" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-02-18"/>
                    <persName>Christie, Math.</persName>
                    <placeName>
                        <settlement type="city">St. Andrews</settlement>
                        <country>
                            <name key="LKA" type="current">Sri Lanka</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5037" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-10-19"/>
                    <persName>Chronegk, N.N.</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5038" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-07-20"/>
                    <persName>Chrysander, Rudolf</persName>
                    <placeName ref="https://www.geonames.org/2953424">
                        <settlement type="city">Kissingen (Bad Kissingen)</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5039" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-07-22"/>
                    <persName>Chrysander, Rudolf</persName>
                    <placeName ref="https://www.geonames.org/2953424">
                        <settlement type="city">Kissingen (Bad Kissingen)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5040" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-01-10"/>
                    <persName>Chrysander, Rudolf</persName>
                    <placeName>
                        <settlement type="city">Friedrichsruh</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5041" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-02-09"/>
                    <persName>Chumley, James</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5042" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-12-23"/>
                    <persName>Chumley, James</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5043" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-06-21"/>
                    <persName>Chumley, James</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5044" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-03-27"/>
                    <persName>Chumley, James</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5045" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-06-14"/>
                    <persName ref="http://d-nb.info/gnd/116516828">Chun, Carl</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5046" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-08-18"/>
                    <persName ref="http://d-nb.info/gnd/116516828">Chun, Carl</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5047" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-12-22"/>
                    <persName ref="http://d-nb.info/gnd/116516828">Chun, Carl</persName>
                    <placeName ref="https://www.geonames.org/554234">
                        <settlement type="city">Königsberg</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5048" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-12-26"/>
                    <persName ref="http://d-nb.info/gnd/116516828">Chun, Carl</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5049" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-10-28"/>
                    <persName ref="http://d-nb.info/gnd/116516828">Chun, Carl</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5050" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-15"/>
                    <persName ref="http://d-nb.info/gnd/116516828">Chun, Carl</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5051" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-07-23"/>
                    <persName ref="http://d-nb.info/gnd/116516828">Chun, Carl</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5052" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-07-23"/>
                    <persName ref="http://d-nb.info/gnd/116516828">Chun, Carl</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5053" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-03-07"/>
                    <persName>Chun-Vogt, Lily</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5054" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-12-21"/>
                    <persName>Chun-Vogt, Lily</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5055" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>191?.05.04</date>
                    <persName>Chun-Vogt, Lily</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5056" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-06-30"/>
                    <persName ref="http://d-nb.info/gnd/101683855">Chwolson, Orest Danilowitsch</persName>
                    <placeName>
                        <settlement type="city">Oeynhausen (heute: Bad Oeynhausen)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/117506567">Schmidt, Heinrich</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5057" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-07-17"/>
                    <persName ref="http://d-nb.info/gnd/117688118">Ciaccio, Giuseppe</persName>
                    <placeName ref="https://www.geonames.org/3181928">
                        <settlement type="city">Bologna</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5058" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-10-04"/>
                    <persName ref="http://d-nb.info/gnd/117688118">Ciaccio, Giuseppe</persName>
                    <placeName>
                        <settlement type="city">Brescia</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5059" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-05-18"/>
                    <persName>Cialona, Marco</persName>
                    <placeName ref="https://www.geonames.org/2524170">
                        <settlement type="city">Messina</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5060" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-06-23"/>
                    <persName>Cialona, Marco</persName>
                    <placeName ref="https://www.geonames.org/2524170">
                        <settlement type="city">Messina</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5061" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1897.10.??</date>
                    <persName>Cialona, Marco</persName>
                    <placeName ref="https://www.geonames.org/2524170">
                        <settlement type="city">Messina</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5062" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-01-03"/>
                    <persName>Cialona, Marco</persName>
                    <placeName ref="https://www.geonames.org/2524170">
                        <settlement type="city">Messina</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5063" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-02-03"/>
                    <persName>Cialona, Marco</persName>
                    <placeName ref="https://www.geonames.org/2524170">
                        <settlement type="city">Messina</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5064" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-03-05"/>
                    <persName>Cialona, Marco</persName>
                    <placeName ref="https://www.geonames.org/2524170">
                        <settlement type="city">Messina</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5065" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-06-26"/>
                    <persName>Cialona, Marco</persName>
                    <placeName ref="https://www.geonames.org/2524170">
                        <settlement type="city">Messina</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5066" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-04-17"/>
                    <persName ref="http://d-nb.info/gnd/157715302">Cianetti, Enea</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5067" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-05-12"/>
                    <persName ref="http://d-nb.info/gnd/157715302">Cianetti, Enea</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5068" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-03-26"/>
                    <persName ref="http://d-nb.info/gnd/157715302">Cianetti, Enea</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5069" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-02-25"/>
                    <persName>Cienkowski, L.</persName>
                    <placeName ref="https://www.geonames.org/706483">
                        <settlement type="city">Charkow</settlement>
                        <country>
                            <name key="UKR" type="current">Ukraine</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5070" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-04-22"/>
                    <persName>Cifarelli, Natale</persName>
                    <placeName ref="https://www.geonames.org/3182351">
                        <settlement type="city">Bari</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5071" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-06-24"/>
                    <persName>Cifarelli, Natale</persName>
                    <placeName ref="https://www.geonames.org/3182351">
                        <settlement type="city">Bari</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5072" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1912.??.12</date>
                    <persName>Cihla., Emanuel</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5073" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-06-13"/>
                    <persName>Cimbali, Eduardo</persName>
                    <placeName>
                        <settlement type="city">Sassari</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5074" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-05-05"/>
                    <persName>Cintra, L. C. Coelho</persName>
                    <placeName ref="https://www.geonames.org/3451190">
                        <settlement type="city">Rio de Janeiro</settlement>
                        <country>
                            <name key="BRA" type="current">Brasilien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5075" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-08-27"/>
                    <persName>Cischini, Josef Ritter von</persName>
                    <placeName>
                        <settlement type="city">Schottwien</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5076" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-10-16"/>
                    <persName>Cischini, Josef Ritter von</persName>
                    <placeName ref="https://www.geonames.org/360630">
                        <settlement type="city">Kairo</settlement>
                        <country>
                            <name key="EGY" type="current">Ägypten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5077" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-10-14"/>
                    <persName>Cischini, Josef Ritter von</persName>
                    <placeName ref="https://www.geonames.org/360630">
                        <settlement type="city">Kairo</settlement>
                        <country>
                            <name key="EGY" type="current">Ägypten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5078" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-01-02"/>
                    <persName>Cischini, Josef Ritter von</persName>
                    <placeName ref="https://www.geonames.org/360630">
                        <settlement type="city">Kairo</settlement>
                        <country>
                            <name key="EGY" type="current">Ägypten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5079" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-03-24"/>
                    <persName>Cischini, Josef Ritter von</persName>
                    <placeName ref="https://www.geonames.org/360630">
                        <settlement type="city">Kairo</settlement>
                        <country>
                            <name key="EGY" type="current">Ägypten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5080" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-02-03"/>
                    <persName>Cischini, Josef Ritter von</persName>
                    <placeName ref="https://www.geonames.org/360630">
                        <settlement type="city">Kairo</settlement>
                        <country>
                            <name key="EGY" type="current">Ägypten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5081" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-03-24"/>
                    <persName>Cischini, Josef Ritter von</persName>
                    <placeName ref="https://www.geonames.org/360630">
                        <settlement type="city">Kairo</settlement>
                        <country>
                            <name key="EGY" type="current">Ägypten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5082" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-02-23"/>
                    <persName>Cischini, Josef Ritter von</persName>
                    <placeName>
                        <settlement type="city">Baden</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5083" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-07-13"/>
                    <persName>Cischini, Josef Ritter von</persName>
                    <placeName>
                        <settlement type="city">Baden</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5084" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-04-27"/>
                    <persName>Claaß, William</persName>
                    <placeName ref="https://www.geonames.org/2937959">
                        <settlement type="city">Dessau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5085" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-03-14"/>
                    <persName ref="http://d-nb.info/gnd/116125837">Kellermann, Carl Alfred</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5086" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1857-07-12"/>
                    <persName ref="http://d-nb.info/gnd/128908599">Claparède, René-Edouard</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5087" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1858-06-19"/>
                    <persName ref="http://d-nb.info/gnd/128908599">Claparède, René-Edouard</persName>
                    <placeName ref="https://www.geonames.org/2660646">
                        <settlement type="city">Genf</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5088" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1864.10.??</date>
                    <persName ref="http://d-nb.info/gnd/128908599">Claparède, René-Edouard</persName>
                    <placeName>
                        <settlement type="city">Cologny</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5089" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-08-10"/>
                    <persName ref="http://d-nb.info/gnd/128908599">Claparède, René-Edouard</persName>
                    <placeName>
                        <settlement type="city">Cologny</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5090" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-04-30"/>
                    <persName ref="http://d-nb.info/gnd/11652510X">Claparède-Spir, Hélène</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5091" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-10-28"/>
                    <persName>Clarentius, N.N.</persName>
                    <placeName ref="https://www.geonames.org/4509177">
                        <settlement type="city">Columbus</settlement>
                        <country>
                            <name key="USA" type="current">Ohio</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5092" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-11-08"/>
                    <persName>Clark, J. W.</persName>
                    <placeName>
                        <settlement type="city">Selma</settlement>
                        <country>
                            <name key="USA" type="current">Kansas</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5093" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Clark, J. W.</persName>
                    <placeName>
                        <settlement type="city">Carterville</settlement>
                        <country>
                            <name key="USA" type="current">Missouri</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5094" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-01-05"/>
                    <persName>Clarke, John M.</persName>
                    <placeName ref="https://www.geonames.org/5106834">
                        <settlement type="city">Albany</settlement>
                        <country>
                            <name key="USA" type="current">New York</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5095" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-18"/>
                    <persName>Claron, Georg</persName>
                    <placeName ref="https://www.geonames.org/498817">
                        <settlement type="city">St. Petersburg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5096" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-02-14"/>
                    <persName ref="http://d-nb.info/gnd/116539585">Claus, Carl Friedrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Kurfürstentum Hessen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5097" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1866-02-20"/>
                    <persName ref="http://d-nb.info/gnd/116539585">Claus, Carl Friedrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5098" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1869-10-08"/>
                    <persName ref="http://d-nb.info/gnd/116539585">Claus, Carl Friedrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5099" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-01-14"/>
                    <persName ref="http://d-nb.info/gnd/116539585">Claus, Carl Friedrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2873759">
                        <settlement type="city">Marburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5100" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-06-10"/>
                    <persName ref="http://d-nb.info/gnd/116539585">Claus, Carl Friedrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5101" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-02-02"/>
                    <persName ref="http://d-nb.info/gnd/116539585">Claus, Carl Friedrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2918632">
                        <settlement type="city">Göttingen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5102" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-12-01"/>
                    <persName ref="http://d-nb.info/gnd/116539585">Claus, Carl Friedrich Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name type="current">Österreich</name>
                            <name type="historical">Österreich-Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5103" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-17"/>
                    <persName>Clausen, H. A.</persName>
                    <placeName>
                        <settlement type="city">Pieter Maritzburg</settlement>
                        <country>
                            <name key="ZAF" type="current">Südafrika</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName>Riess, Carl</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5104" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-08-02"/>
                    <persName>Clauss, Ferdinand</persName>
                    <placeName>
                        <settlement type="city">Landau</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5105" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1907.??.??</date>
                    <persName>Clauss, Ulrich</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5106" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-09-21"/>
                    <persName>Clauss, Victor von</persName>
                    <placeName>
                        <settlement type="city">Raba</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5107" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-11-17"/>
                    <persName>Claussen, C. A.</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5108" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-10-28"/>
                    <persName>Clebsch, Otto</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5109" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-16"/>
                    <persName>Clements, J. M.</persName>
                    <placeName>
                        <settlement type="city">Halifax</settlement>
                        <country>
                            <name key="CAN" type="current">Kanada</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5110" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-07-29"/>
                    <persName>Clemm, Walther</persName>
                    <placeName>
                        <settlement type="city">Seistenberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5111" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-02-04"/>
                    <persName>Clercq, D. de</persName>
                    <placeName>
                        <settlement type="city">Nunspeet</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5112" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-07-26"/>
                    <persName>Cless, A. M.</persName>
                    <placeName>
                        <settlement type="city">Oehringen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5113" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-03-24"/>
                    <persName>Cless, Alfred Martin</persName>
                    <placeName>
                        <settlement type="city">Monterey</settlement>
                        <country>
                            <name key="USA" type="current">Kalifornien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5114" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-10-17"/>
                    <persName>Cless, Alfred Martin</persName>
                    <placeName ref="https://www.geonames.org/5099133">
                        <settlement type="city">Hoboken</settlement>
                        <country>
                            <name key="USA" type="current">New Jersey</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5115" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-03-12"/>
                    <persName>Clombeck, F.</persName>
                    <placeName ref="https://www.geonames.org/2853969">
                        <settlement type="city">Pforzheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5116" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-04-26"/>
                    <persName>Clombeck, F.</persName>
                    <placeName ref="https://www.geonames.org/2853969">
                        <settlement type="city">Pforzheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5117" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-01"/>
                    <persName>Escovar, Gonzalo</persName>
                    <placeName ref="https://www.geonames.org/3674962">
                        <settlement type="city">Medellin</settlement>
                        <country>
                            <name type="current">Kolumbien</name>
                            <name type="historical">Kolumbien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5118" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-01-28"/>
                    <persName ref="http://d-nb.info/gnd/129064483">Doblhoff, Josef Freiherr von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5119" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-02-26"/>
                    <persName ref="http://d-nb.info/gnd/129064483">Doblhoff, Josef Freiherr von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5120" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-03"/>
                    <persName ref="http://d-nb.info/gnd/116516828">Chun, Carl</persName>
                    <persName>Chun-Vogt, Lily</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5121" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1900.01.??</date>
                    <persName>Coake, J.</persName>
                    <placeName>
                        <settlement type="city">Vancouver, B. C., CA</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5122" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-12-11"/>
                    <persName ref="http://d-nb.info/gnd/102119007">Cobb, Nathan Augustus</persName>
                    <placeName ref="https://www.geonames.org/2147714">
                        <settlement type="city">Sydney</settlement>
                        <country>
                            <name key="AUS" type="current">Australien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5123" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-17"/>
                    <persName ref="http://d-nb.info/gnd/102119007">Cobb, Nathan Augustus</persName>
                    <placeName>
                        <settlement type="city">Honolulu</settlement>
                        <country>
                            <name key="USA" type="current">Hawaii</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5124" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-12-16"/>
                    <persName>Codina, Oswaldo</persName>
                    <placeName>
                        <settlement type="city">Orihuela</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5125" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-11-10"/>
                    <persName>Codina, Oswaldo</persName>
                    <placeName ref="https://www.geonames.org/2509954">
                        <settlement type="city">Valencia</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5126" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-11-10"/>
                    <persName>Codina, Oswaldo</persName>
                    <placeName ref="https://www.geonames.org/2509954">
                        <settlement type="city">Valencia</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5127" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-01-01"/>
                    <persName>Codina, Oswaldo</persName>
                    <placeName>
                        <settlement type="city">Origuela</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5128" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-05"/>
                    <persName ref="http://d-nb.info/gnd/12056887X">Bignami, Enrico</persName>
                    <placeName ref="https://www.geonames.org/2659836">
                        <settlement type="city">Lugano</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5129" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-01"/>
                    <persName>Coester, E.</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5130" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-31"/>
                    <persName>Coester, E.</persName>
                    <placeName ref="https://www.geonames.org/2809346">
                        <settlement type="city">Wiesbaden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5131" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-08-23"/>
                    <persName>Cogevina, Nicolaus</persName>
                    <placeName ref="https://www.geonames.org/2463679">
                        <settlement type="city">Korfu (Corfu)</settlement>
                        <country>
                            <name key="GRC" type="current">Griechenland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5132" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-09-17"/>
                    <persName>Cogevina, Nicolaus</persName>
                    <placeName ref="https://www.geonames.org/2463679">
                        <settlement type="city">Korfu (Corfu)</settlement>
                        <country>
                            <name key="GRC" type="current">Griechenland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5133" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-07"/>
                    <persName>Coggi, Giambattis</persName>
                    <placeName ref="https://www.geonames.org/3173331">
                        <settlement type="city">Modena</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5134" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-11-27"/>
                    <persName>Cohant, Jutta</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5135" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-12-04"/>
                    <persName>Cohant, Jutta</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5136" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-10-31"/>
                    <persName>Cohen, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2928810">
                        <settlement type="city">Essen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5137" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-11-19"/>
                    <persName ref="http://d-nb.info/gnd/116628219">Cohen, Emil</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5138" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-09-26"/>
                    <persName>Cohn, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5139" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-08-26"/>
                    <persName>Cohn, Daniel</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5140" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-02-02"/>
                    <persName ref="http://d-nb.info/gnd/116629207">Cohn, Ferdinand Julius</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5141" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-05-21"/>
                    <persName ref="http://d-nb.info/gnd/116629207">Cohn, Ferdinand Julius</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5142" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-07-21"/>
                    <persName>Cohn, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2953504">
                        <settlement type="city">Baden-Baden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5143" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-08-01"/>
                    <persName>Cohn, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2953504">
                        <settlement type="city">Baden-Baden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5144" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-05-04"/>
                    <persName>Cohn, Hermann</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5145" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-05-04"/>
                    <persName>Cohn, Käthe</persName>
                    <placeName ref="https://www.geonames.org/3101950">
                        <settlement type="city">Beuthen (Bytom)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/117506567">Schmidt, Heinrich</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5146" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-10"/>
                    <persName>Cohn-Philippson, Johanna</persName>
                    <placeName>
                        <settlement type="city">Wandsbek (heute: Hamburg-Wandsbek)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5147" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-11"/>
                    <persName>Coissac, V.</persName>
                    <placeName>
                        <settlement type="city">Charentilly</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5148" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-07-31"/>
                    <persName>Colaneri, Enrico</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5149" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-10-19"/>
                    <persName>Colaneri, Enrico</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5150" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-11-01"/>
                    <persName>Colaneri, Enrico</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5151" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-07-26"/>
                    <persName>Colaneri, Enrico</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5152" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Colaneri, Enrico</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5153" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-12-13"/>
                    <persName>Collamarini, Gedeone</persName>
                    <placeName>
                        <settlement type="city">Foggia</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5154" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-08-15"/>
                    <persName>Collier, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5155" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-10-21"/>
                    <persName>Collier, Adalbert</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5156" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-01-17"/>
                    <persName>Colombo, A.</persName>
                    <placeName>
                        <settlement type="city">Augusta</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5157" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-03-01"/>
                    <persName>Colze, Leo</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5158" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Skilton, James A.</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5159" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1907.09.??</date>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5160" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-26"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5161" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-11-03"/>
                    <persName>Rullmann, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2778067">
                        <settlement type="city">Graz</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5162" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-15"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5163" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1892.??.??</date>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2800866">
                        <settlement type="city">Brüssel</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5164" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1884.??.??</date>
                    <persName>Feron, Maurice</persName>
                    <placeName ref="https://www.geonames.org/2800866">
                        <settlement type="city">Brüssel</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5165" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-12-29"/>
                    <persName>Spiller, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5166" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-07-15"/>
                    <persName>Congiu, Antonio</persName>
                    <placeName ref="https://www.geonames.org/2525473">
                        <settlement type="city">Cagliari</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5167" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-08-01"/>
                    <persName>Congiu, Antonio</persName>
                    <placeName ref="https://www.geonames.org/2525473">
                        <settlement type="city">Cagliari</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5168" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-08-12"/>
                    <persName>Congiu, Antonio</persName>
                    <placeName ref="https://www.geonames.org/2525473">
                        <settlement type="city">Cagliari</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5169" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-12"/>
                    <persName>Conklin, Edwin Grant</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5170" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-05-26"/>
                    <persName>Connor, Jeannette</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5171" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-08-05"/>
                    <persName>Cooling, W. F.</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5172" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-19"/>
                    <persName>Conradt, Franz</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5173" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1886-08-30"/>
                    <persName>Conrad, Hugo</persName>
                    <placeName>
                        <settlement type="city">Kloppitz</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5174" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-12-31"/>
                    <persName>Conrad, Hugo</persName>
                    <placeName>
                        <settlement type="city">Kloppitz</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5175" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-02-15"/>
                    <persName>Conrad, Hugo</persName>
                    <placeName>
                        <settlement type="city">Kloppitz</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5176" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-03-11"/>
                    <persName>Conrad, Hugo</persName>
                    <placeName>
                        <settlement type="city">Kloppitz</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5177" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-07-10"/>
                    <persName ref="http://d-nb.info/gnd/118521853">Conrad, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5178" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-12-11"/>
                    <persName ref="http://d-nb.info/gnd/118521853">Conrad, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5179" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-04-14"/>
                    <persName ref="http://d-nb.info/gnd/118521853">Conrad, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2953504">
                        <settlement type="city">Baden-Baden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5180" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-17"/>
                    <persName ref="http://d-nb.info/gnd/118521853">Conrad, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5181" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-19"/>
                    <persName ref="http://d-nb.info/gnd/118521853">Conrad, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5182" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-20"/>
                    <persName ref="http://d-nb.info/gnd/118521853">Conrad, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5183" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-29"/>
                    <persName ref="http://d-nb.info/gnd/118521853">Conrad, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2911522">
                        <settlement type="city">Halle</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5184" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-07-02"/>
                    <persName>Conrad, Michael Gerhard</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5185" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-01-03"/>
                    <persName>Conradi, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5186" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-18"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/3178832">
                        <settlement type="city">Chiavari</settlement>
                        <country>
                            <name key="PER" type="current">Peru</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5187" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-20"/>
                    <persName>Constan, Estouruelle de</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5188" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-11"/>
                    <persName>Constan, Estouruelle de</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5189" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-01-14"/>
                    <persName>Constan, Estouruelle de</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5190" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-05-23"/>
                    <persName>Constan, Estouruelle de</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5191" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-08-09"/>
                    <persName>Constant, C.</persName>
                    <placeName ref="https://www.geonames.org/311046">
                        <settlement type="city">Smyrna (Izmir)</settlement>
                        <country>
                            <name key="TUR" type="current">Türkei</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5192" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-01-31"/>
                    <persName>Constant, C.</persName>
                    <placeName ref="https://www.geonames.org/311046">
                        <settlement type="city">Smyrna (Izmir)</settlement>
                        <country>
                            <name key="TUR" type="current">Türkei</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5193" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-04-27"/>
                    <persName>Conta, B.</persName>
                    <placeName>
                        <settlement type="city">Iassy</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5194" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-04"/>
                    <persName>Sachs, Jules</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5195" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-05-18"/>
                    <persName>Cooper, W. C.</persName>
                    <placeName>
                        <settlement type="city">Cleves</settlement>
                        <country>
                            <name key="USA" type="current">Ohio</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5196" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-03-18"/>
                    <persName ref="http://d-nb.info/gnd/116668598">Cope, Edward Drinker</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5197" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-05-15"/>
                    <persName ref="http://d-nb.info/gnd/116668598">Cope, Edward Drinker</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5198" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-04-13"/>
                    <persName>Coppel, Emil</persName>
                    <placeName ref="https://www.geonames.org/2946447">
                        <settlement type="city">Bonn</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5199" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-08-02"/>
                    <persName>Corbò, Guido</persName>
                    <placeName ref="https://www.geonames.org/360630">
                        <settlement type="city">Kairo</settlement>
                        <country>
                            <name key="EGY" type="current">Ägypten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5200" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-05-25"/>
                    <persName>Corbò, Corradino</persName>
                    <placeName ref="https://www.geonames.org/360630">
                        <settlement type="city">Kairo</settlement>
                        <country>
                            <name key="EGY" type="current">Ägypten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5201" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-09-30"/>
                    <persName>Cordeiro, Luciano</persName>
                    <placeName ref="https://www.geonames.org/2267057">
                        <settlement type="city">Lissabon</settlement>
                        <country>
                            <name key="PRT" type="current">Portugal</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5202" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-11-03"/>
                    <persName>Corder, Lucy</persName>
                    <placeName>
                        <settlement type="city">Nishni Nowgorod</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5203" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-11-11"/>
                    <persName>Corder, Lucy</persName>
                    <placeName>
                        <settlement type="city">Nishni Nowgorod</settlement>
                        <country>
                            <name key="RUS" type="current">Russland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5204" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-07-20"/>
                    <persName>Cordes, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2950073">
                        <settlement type="city">Bernburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5205" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-10-08"/>
                    <persName>Cordes, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2944368">
                        <settlement type="city">Bremerhaven</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5206" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1902.03.0?</date>
                    <persName>Cordon, G.</persName>
                    <placeName>
                        <settlement type="city">Ponts de Ce'</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5207" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-03-29"/>
                    <persName>Corer, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5208" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-05"/>
                    <persName>Cores, Peter</persName>
                    <placeName ref="https://www.geonames.org/2864118">
                        <settlement type="city">Neuss</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5209" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName ref="http://d-nb.info/gnd/116672412">Cori, Carl Isidor</persName>
                    <placeName>
                        <settlement type="city">Auf der Fahrt von Triest - Grado</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5210" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName ref="http://d-nb.info/gnd/116672412">Cori, Carl Isidor</persName>
                    <placeName>
                        <settlement type="city">Grado</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5211" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-20"/>
                    <persName ref="http://d-nb.info/gnd/116672412">Cori, Carl Isidor</persName>
                    <placeName>
                        <settlement type="city">Grado</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5212" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.09.21</date>
                    <persName ref="http://d-nb.info/gnd/116672412">Cori, Carl Isidor</persName>
                    <placeName>
                        <settlement type="city">Rola</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5213" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-09-14"/>
                    <persName ref="http://d-nb.info/gnd/116672412">Cori, Carl Isidor</persName>
                    <placeName>
                        <settlement type="city">Capodistria</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5214" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-04-19"/>
                    <persName>Cornberg, Marie</persName>
                    <placeName ref="https://www.geonames.org/2909340">
                        <settlement type="city">Hasserode</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5215" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-14"/>
                    <persName>Cornberg, Marie</persName>
                    <placeName ref="https://www.geonames.org/2804008">
                        <settlement type="city">Zittau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5216" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-01-12"/>
                    <persName ref="http://d-nb.info/gnd/116182490">Kirchhoff, Adolf Arthur</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5217" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-06-07"/>
                    <persName>Cornette, Arthur</persName>
                    <placeName ref="https://www.geonames.org/2803138">
                        <settlement type="city">Antwerpen (Anvers)</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5218" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-06-21"/>
                    <persName>Corswant, Carl von</persName>
                    <placeName>
                        <settlement type="city">Grimmen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5219" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-07-27"/>
                    <persName>Corswant, Carl von</persName>
                    <placeName>
                        <settlement type="city">Grimmen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5220" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-10-26"/>
                    <persName>Corswant, Carl von</persName>
                    <placeName>
                        <settlement type="city">Grimmen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5221" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-02-16"/>
                    <persName>Corswant, Carl von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5222" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-01-02"/>
                    <persName>Corswant, Carl von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5223" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-11-05"/>
                    <persName>Cortines, Luis M.</persName>
                    <placeName ref="https://www.geonames.org/3435910">
                        <settlement type="city">Buenos Aires</settlement>
                        <country>
                            <name key="ARG" type="current">Argentinien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5224" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-01-13"/>
                    <persName>Cox, Katherine H.</persName>
                    <placeName ref="https://www.geonames.org/2078025">
                        <settlement type="city">Adelaide</settlement>
                        <country>
                            <name key="AUS" type="current">Australien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5225" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-08-04"/>
                    <persName ref="http://d-nb.info/gnd/116686006">Cosentini, Francesco</persName>
                    <placeName ref="https://www.geonames.org/3176219">
                        <settlement type="city">Genua</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5226" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-10-02"/>
                    <persName ref="http://d-nb.info/gnd/116686006">Cosentini, Francesco</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5227" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-01-11"/>
                    <persName ref="http://d-nb.info/gnd/116686006">Cosentini, Francesco</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5228" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-01-21"/>
                    <persName ref="http://d-nb.info/gnd/116686006">Cosentini, Francesco</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5229" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-05"/>
                    <persName ref="http://d-nb.info/gnd/116686006">Cosentini, Francesco</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5230" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-20"/>
                    <persName ref="http://d-nb.info/gnd/116686006">Cosentini, Francesco</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5231" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-29"/>
                    <persName ref="http://d-nb.info/gnd/116686006">Cosentini, Francesco</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5232" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-04-26"/>
                    <persName ref="http://d-nb.info/gnd/116686006">Cosentini, Francesco</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5233" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-04-22"/>
                    <persName ref="http://d-nb.info/gnd/116686006">Cosentini, Francesco</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5234" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-10-10"/>
                    <persName ref="http://d-nb.info/gnd/116686006">Cosentini, Francesco</persName>
                    <placeName ref="https://www.geonames.org/3172394">
                        <settlement type="city">Neapel</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5235" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-01-03"/>
                    <persName ref="http://d-nb.info/gnd/116686006">Cosentini, Francesco</persName>
                    <placeName ref="https://www.geonames.org/2525068">
                        <settlement type="city">Catania</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5236" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-23"/>
                    <persName>Cosert, A.</persName>
                    <placeName>
                        <settlement type="city">Ranziano</settlement>
                        <country>
                            <name key="SVN" type="current">Slowenien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5237" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-01-09"/>
                    <persName>Cossat, Alfonso</persName>
                    <placeName ref="https://www.geonames.org/3165524">
                        <settlement type="city">Turin (Torino)</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5238" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-11-14"/>
                    <persName>Cossar, Robert A.</persName>
                    <placeName ref="https://www.geonames.org/6167865">
                        <settlement type="city">Toronto</settlement>
                        <country>
                            <name key="CAN" type="current">Kanada</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5239" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-01"/>
                    <persName>Cossimor, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5240" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-26"/>
                    <persName>Cossmann, Paul Nikolaus</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5241" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-03-09"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5242" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-09-02"/>
                    <persName>Costa, Bernardo Francisco da</persName>
                    <placeName ref="https://www.geonames.org/2267057">
                        <settlement type="city">Lissabon</settlement>
                        <country>
                            <name key="PRT" type="current">Portugal</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5243" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-23"/>
                    <persName>Costa, Joseph Comas</persName>
                    <placeName>
                        <settlement type="city">Badalona</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5244" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-10-19"/>
                    <persName>Costa, Joseph Comas</persName>
                    <placeName>
                        <settlement type="city">Badalona</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5245" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-01-22"/>
                    <persName>Costa, Joseph Comas</persName>
                    <placeName>
                        <settlement type="city">Badalona</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5246" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Costenoble, Hans</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5247" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-10-22"/>
                    <persName>Costenoble, Hans</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5248" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-04-29"/>
                    <persName>Costenoble, Hans</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5249" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-15"/>
                    <persName>Costenoble, Hans</persName>
                    <placeName>
                        <settlement type="city">Oberwöhr</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5250" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-14"/>
                    <persName>Costenoble, Hans</persName>
                    <placeName>
                        <settlement type="city">Oberwöhr</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5251" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1921-05-04"/>
                    <persName>Costenoble, Hans</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/116359161">Haeckel, Walter Carl Emil Ernst</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5252" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-07-06"/>
                    <persName ref="http://d-nb.info/gnd/11852237X">Costenoble, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5253" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-10-23"/>
                    <persName ref="http://d-nb.info/gnd/11852237X">Costenoble, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5254" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-05-01"/>
                    <persName ref="http://d-nb.info/gnd/11852237X">Costenoble, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5255" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-10-13"/>
                    <persName ref="http://d-nb.info/gnd/11852237X">Costenoble, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5256" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1888-07-13"/>
                    <persName ref="http://d-nb.info/gnd/11852237X">Costenoble, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5257" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-05-30"/>
                    <persName ref="http://d-nb.info/gnd/11852237X">Costenoble, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5258" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-05-09"/>
                    <persName>Coston, N.N. de</persName>
                    <placeName>
                        <settlement type="city">Montelimar</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5259" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-10-18"/>
                    <persName ref="http://d-nb.info/gnd/118522396">Cotta, Bernhard von</persName>
                    <placeName>
                        <settlement type="city">Freiberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5260" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-10-20"/>
                    <persName ref="http://d-nb.info/gnd/118522396">Cotta, Bernhard von</persName>
                    <placeName>
                        <settlement type="city">Freiberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5261" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-06-06"/>
                    <persName ref="http://d-nb.info/gnd/118522396">Cotta, Bernhard von</persName>
                    <placeName>
                        <settlement type="city">Freiberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5262" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-03-27"/>
                    <persName ref="http://d-nb.info/gnd/118522396">Cotta, Bernhard von</persName>
                    <placeName>
                        <settlement type="city">Freiberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5263" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-09-22"/>
                    <persName ref="http://d-nb.info/gnd/118522396">Cotta, Bernhard von</persName>
                    <placeName>
                        <settlement type="city">Freiberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5264" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-12-02"/>
                    <persName>Couche, Charles W.</persName>
                    <placeName ref="https://www.geonames.org/2643123">
                        <settlement type="city">Manchester</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5265" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-11-07"/>
                    <persName>Coues, Elliott</persName>
                    <placeName ref="https://www.geonames.org/4887398">
                        <settlement type="city">Chicago</settlement>
                        <country>
                            <name key="USA" type="current">Illinois</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5266" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-03-14"/>
                    <persName>Coupland, Gertrud</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5267" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-11-19"/>
                    <persName>Dumur, Louis</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5268" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-10-21"/>
                    <persName>Dumur, Louis</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5269" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-10-10"/>
                    <persName>Coutant, Paul</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5270" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-02-13"/>
                    <persName>Coutelle, Gust</persName>
                    <placeName ref="https://www.geonames.org/4257070">
                        <settlement type="city">Elberfeld</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5271" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-07-04"/>
                    <persName ref="http://d-nb.info/gnd/116705639">Couturat, Louis</persName>
                    <placeName>
                        <settlement type="city">Caen</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5272" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-05-27"/>
                    <persName ref="http://d-nb.info/gnd/116705639">Couturat, Louis</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5273" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-06-03"/>
                    <persName ref="http://d-nb.info/gnd/116705639">Couturat, Louis</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5274" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-03-14"/>
                    <persName ref="http://d-nb.info/gnd/116705639">Couturat, Louis</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5275" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1858-10-17"/>
                    <persName>Cowan, Alexander</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5276" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-23"/>
                    <persName ref="http://d-nb.info/gnd/105200697">Coxwell, Charles Fillingham</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5277" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Cozzoli, Giulio</persName>
                    <placeName>
                        <settlement type="city">Molfetta</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5278" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Cozzoli, Giulio</persName>
                    <placeName>
                        <settlement type="city">Molfetta</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5279" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1869-02-23"/>
                    <persName ref="http://d-nb.info/gnd/117664316">Cramer, Heinrich</persName>
                    <placeName>
                        <settlement type="city">Rosegg bei Solothurn</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5280" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-15"/>
                    <persName>Cramer, K.</persName>
                    <placeName>
                        <settlement type="city">Rendel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5281" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-15"/>
                    <persName>Cramer, K.</persName>
                    <placeName>
                        <settlement type="city">Rendel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5282" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-09-05"/>
                    <persName>Cramer, Lüppo</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5283" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-04-09"/>
                    <persName>Crammer, Bina</persName>
                    <placeName>
                        <settlement type="city">Wr. Neustadt (Wien)</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5284" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-03-27"/>
                    <persName ref="http://d-nb.info/gnd/116710756">Crammer, Hans</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5285" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-04-03"/>
                    <persName ref="http://d-nb.info/gnd/116710756">Crammer, Hans</persName>
                    <placeName ref="https://www.geonames.org/2940187">
                        <settlement type="city">Charlottenburg (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5286" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-21"/>
                    <persName ref="http://d-nb.info/gnd/116710756">Crammer, Hans</persName>
                    <placeName>
                        <settlement type="city">Mühlbach</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5287" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-06"/>
                    <persName ref="http://d-nb.info/gnd/116710756">Crammer, Hans</persName>
                    <placeName>
                        <settlement type="city">Mühlbach</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/119239353">Meyer, Hans</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5288" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-20"/>
                    <persName ref="http://d-nb.info/gnd/116710756">Crammer, Hans</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5289" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-06"/>
                    <persName ref="http://d-nb.info/gnd/116710756">Crammer, Hans</persName>
                    <placeName ref="https://www.geonames.org/2766824">
                        <settlement type="city">Salzburg</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5290" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-07"/>
                    <persName>Kratz, Natalie</persName>
                    <placeName ref="https://www.geonames.org/2953317">
                        <settlement type="city">Bad Wildungen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5291" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-03-04"/>
                    <persName>Craps, John T.</persName>
                    <placeName ref="https://www.geonames.org/4575352">
                        <settlement type="city">Columbia, S. C.</settlement>
                        <country>
                            <name key="USA" type="current">South Carolina</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5292" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-03-04"/>
                    <persName ref="http://d-nb.info/gnd/101320566">Credner, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5293" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-06-15"/>
                    <persName ref="http://d-nb.info/gnd/101320566">Credner, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5294" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-12-27"/>
                    <persName ref="http://d-nb.info/gnd/101320566">Credner, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5295" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-11-12"/>
                    <persName ref="http://d-nb.info/gnd/101320566">Credner, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5296" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-02-17"/>
                    <persName ref="http://d-nb.info/gnd/101320566">Credner, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5297" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-11-15"/>
                    <persName ref="http://d-nb.info/gnd/101320566">Credner, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5298" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-12-03"/>
                    <persName ref="http://d-nb.info/gnd/101320566">Credner, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5299" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-03-18"/>
                    <persName ref="http://d-nb.info/gnd/101320566">Credner, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5300" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-11-11"/>
                    <persName ref="http://d-nb.info/gnd/101320566">Credner, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5301" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-11-08"/>
                    <persName ref="http://d-nb.info/gnd/101320566">Credner, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName>N.N.</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5302" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-11-28"/>
                    <persName ref="http://d-nb.info/gnd/101320566">Credner, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5303" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName ref="http://d-nb.info/gnd/101320566">Credner, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5304" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-16"/>
                    <persName ref="http://d-nb.info/gnd/101320566">Credner, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5305" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-11-28"/>
                    <persName ref="http://d-nb.info/gnd/101320566">Credner, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5306" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-14"/>
                    <persName>Cremat, W.</persName>
                    <placeName ref="https://www.geonames.org/2878018">
                        <settlement type="city">Groß-Lichterfelde (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5307" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-04-14"/>
                    <persName>Crespo y Lema, Manuel</persName>
                    <placeName>
                        <settlement type="city">Jerez de la Frontera</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5308" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-07-07"/>
                    <persName>Creutzmann, Frida</persName>
                    <placeName ref="https://www.geonames.org/2911298">
                        <settlement type="city">Hamburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5309" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-18"/>
                    <persName ref="http://d-nb.info/gnd/116726415">Creutzfeldt, Hans-Gerhard</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5310" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-04-19"/>
                    <persName>Creutzfeldt, Otto</persName>
                    <placeName>
                        <settlement type="city">Harburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5311" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-07"/>
                    <persName>Creutzfeldt, Otto</persName>
                    <placeName>
                        <settlement type="city">Harburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5312" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName>Crodel, Paul-Heinrich</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5313" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1914.06.??</date>
                    <persName>Crolly, C. C.</persName>
                    <placeName>
                        <settlement type="city">Pleasantville</settlement>
                        <country>
                            <name key="USA" type="current">New York</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5314" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-11-01"/>
                    <persName>Creving, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5315" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-11"/>
                    <persName>Chakerbutty, N. D.</persName>
                    <placeName>
                        <settlement type="city">Kadamtala P. O.</settlement>
                        <country>
                            <name key="IND" type="current">Indien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5316" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.08.02</date>
                    <persName>Chakraberty, C.</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5317" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1884-06-08"/>
                    <persName>Chalor, J.</persName>
                    <placeName>
                        <settlement type="city">Namur</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5318" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-16"/>
                    <persName>Chamberlain, H. R.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5319" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-09-11"/>
                    <persName>Chamberlain, S. S.</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5320" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-24"/>
                    <persName ref="http://d-nb.info/gnd/119391279">Chambers, Robert</persName>
                    <placeName>
                        <settlement type="city">Bardizag Ismid</settlement>
                        <country>
                            <name key="TUR" type="current">Türkei</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5321" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1857-11-21"/>
                    <persName ref="http://d-nb.info/gnd/1051926998">Chamisso, Hermann von</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5322" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1858-06-21"/>
                    <persName ref="http://d-nb.info/gnd/1051926998">Chamisso, Hermann von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Königreich Preußen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5323" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1862-08-18"/>
                    <persName ref="http://d-nb.info/gnd/1051926998">Chamisso, Hermann von</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <persName ref="http://d-nb.info/gnd/12682150X">Haeckel, Anna Auguste Friederike</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5324" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-17"/>
                    <persName>Chanange, Anna</persName>
                    <placeName ref="https://www.geonames.org/2956005">
                        <settlement type="city">Annaberg im Erzgeb.</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5325" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-07-23"/>
                    <persName>Chandler, B.</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5326" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-02-11"/>
                    <persName>Chandler, James E.</persName>
                    <placeName>
                        <settlement type="city">Old Orchard</settlement>
                        <country>
                            <name key="USA" type="current">Maine</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5327" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-05-05"/>
                    <persName>Chandler, James E.</persName>
                    <placeName>
                        <settlement type="city">Old Orchard</settlement>
                        <country>
                            <name key="USA" type="current">Maine</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5328" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-05-22"/>
                    <persName>Chandler, James E.</persName>
                    <placeName ref="https://www.geonames.org/4946383">
                        <settlement type="city">Orange</settlement>
                        <country>
                            <name key="USA" type="current">Massachusetts</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5329" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-02-05"/>
                    <persName>Chandler, James E.</persName>
                    <placeName ref="https://www.geonames.org/4946383">
                        <settlement type="city">Orange</settlement>
                        <country>
                            <name key="USA" type="current">Massachusetts</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5330" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-01-30"/>
                    <persName>Chandler, James E.</persName>
                    <placeName ref="https://www.geonames.org/4946383">
                        <settlement type="city">Orange</settlement>
                        <country>
                            <name key="USA" type="current">Massachusetts</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5331" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Chandler, James E.</persName>
                    <placeName ref="https://www.geonames.org/4946383">
                        <settlement type="city">Orange</settlement>
                        <country>
                            <name key="USA" type="current">Massachusetts</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5332" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.12.??</date>
                    <persName>Chapman, Henry C.</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5333" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.01.22</date>
                    <persName>Chapman, Henry C.</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5334" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Chapman, Henry C.</persName>
                    <placeName>
                        <settlement type="city">Bar Harbor</settlement>
                        <country>
                            <name key="USA" type="current">Maine</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5335" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-12-01"/>
                    <persName>Chapman, Henry C.</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5336" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.09.20</date>
                    <persName>Chapman, Henry C.</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5337" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.02.09</date>
                    <persName>Chapman, Henry C.</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5338" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.16.01</date>
                    <persName>Chapman, Henry C.</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5339" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.13.01</date>
                    <persName>Chapman, Henry C.</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5340" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-04-01"/>
                    <persName>Chapman, Henry C.</persName>
                    <placeName>
                        <settlement type="city">Derby</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5341" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.12.18</date>
                    <persName>Chapman, Henry C.</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5342" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-28"/>
                    <persName>Chapman, Henry C.</persName>
                    <placeName ref="https://www.geonames.org/4560349">
                        <settlement type="city">Philadelphia</settlement>
                        <country>
                            <name key="USA" type="current">Pennsylvania</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5343" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.07.04</date>
                    <persName>Chapman, Henry C.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5344" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.06.22</date>
                    <persName>Chapman, Henry C.</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5345" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-10-23"/>
                    <persName>Chapman, Henry C.</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5346" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-31"/>
                    <persName>Charbonnel, Victor</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5347" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-11"/>
                    <persName>Charbonnel, Victor</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5348" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-10-11"/>
                    <persName>Chardon, Alfred</persName>
                    <placeName>
                        <settlement type="city">Cantal</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5349" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-05-01"/>
                    <persName>Charisius, A.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5350" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-06-13"/>
                    <persName>Charisius, A.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5351" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1869-01-14"/>
                    <persName>Charisius, A.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5352" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1869-01-21"/>
                    <persName>Charisius, A.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5353" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-06-17"/>
                    <persName>Charisius, A.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5354" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-07-22"/>
                    <persName>Charisius, A.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5355" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-04-03"/>
                    <persName>Charlet, Emile</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5356" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-09-11"/>
                    <persName>Charlet, Emile</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5357" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-03-02"/>
                    <persName>Charlier, Ch.</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5358" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-06-07"/>
                    <persName>Charlu, P. G. S.</persName>
                    <placeName>
                        <settlement type="city">Fort St. George</settlement>
                        <country>
                            <name key="IND" type="current">Indien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5359" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-04-18"/>
                    <persName>Charnay, Désiré</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5360" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-05-31"/>
                    <persName>Charnay, Désiré</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5361" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-05-05"/>
                    <persName>Chase, Daniel Henry</persName>
                    <placeName>
                        <settlement type="city">Middletown</settlement>
                        <country>
                            <name key="USA" type="current">Connecticut</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5362" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-05"/>
                    <persName>Chase, E. C.</persName>
                    <placeName ref="https://www.geonames.org/4407066">
                        <settlement type="city">St. Louis</settlement>
                        <country>
                            <name key="USA" type="current">Missouri</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5363" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-01-11"/>
                    <persName>Chasterwood, Mary</persName>
                    <placeName ref="https://www.geonames.org/3181913">
                        <settlement type="city">Bozen</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5364" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-03"/>
                    <persName>Chauvelon, Emile</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5365" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-08-30"/>
                    <persName>Chauvelon, Emile</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5366" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-10-20"/>
                    <persName>Chauvelon, Emile</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5367" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-06-11"/>
                    <persName>Cheinecke, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2911240">
                        <settlement type="city">Hamm</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5368" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-03-06"/>
                    <persName>Chelius, Gustaf</persName>
                    <placeName ref="https://www.geonames.org/2673730">
                        <settlement type="city">Stockholm</settlement>
                        <country>
                            <name key="SWE" type="current">Schweden</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5369" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-08-30"/>
                    <persName>Cherno-Wyder, M.</persName>
                    <placeName ref="https://www.geonames.org/2660253">
                        <settlement type="city">Interlaken</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                            <name type="historical">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2661586">
                        <settlement type="city">St. Beatenberg</settlement>
                        <country>
                            <name type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5370" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-10-29"/>
                    <persName>Chetty, D. Gopaul</persName>
                    <placeName>
                        <settlement type="city">Tirupatur</settlement>
                        <country>
                            <name key="IND" type="current">Indien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5371" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-10-17"/>
                    <persName>Chevais, Maurice</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5372" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-15"/>
                    <persName>Chevallier, Lefranc</persName>
                    <placeName ref="https://www.geonames.org/2891122">
                        <settlement type="city">Kiel</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5373" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-04-04"/>
                    <persName>Chidley, W. S.</persName>
                    <placeName ref="https://www.geonames.org/2158177">
                        <settlement type="city">Melbourne</settlement>
                        <country>
                            <name key="AUS" type="current">Australien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5374" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-04-30"/>
                    <persName>Chidley, W. S.</persName>
                    <placeName ref="https://www.geonames.org/2179537">
                        <settlement type="city">Wellington, NZ</settlement>
                        <country>
                            <name key="NZL" type="current">Neuseeland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5375" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-05-25"/>
                    <persName>Chierchia, Gaetano</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5376" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-01-18"/>
                    <persName>Chierchia, Gaetano</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5377" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-06-02"/>
                    <persName ref="http://d-nb.info/gnd/12227220X">Baker, Ray Stannard</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5378" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-06-22"/>
                    <persName ref="http://d-nb.info/gnd/12227220X">Baker, Ray Stannard</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                            <name type="historical">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5379" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-15"/>
                    <persName ref="http://d-nb.info/gnd/11623332X">Bojanowski, Paul von</persName>
                    <placeName ref="https://www.geonames.org/2812482">
                        <settlement type="city">Weimar</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5380" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-07-23"/>
                    <persName>Billlwiller, C. F.</persName>
                    <placeName ref="https://www.geonames.org/2657896">
                        <settlement type="city">Zürich</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5381" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-15"/>
                    <persName>Budie, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2864276">
                        <settlement type="city">Neuruppin</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5382" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-02-16"/>
                    <persName>Budie, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2864276">
                        <settlement type="city">Neuruppin</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5383" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-06-08"/>
                    <persName>Budie, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2864276">
                        <settlement type="city">Neuruppin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5384" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-15"/>
                    <persName>Budie, Johannes</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5385" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-16"/>
                    <persName>Budie, Johannes</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5386" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-15"/>
                    <persName>Budie-Klauke, Else</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5387" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-15"/>
                    <persName>Budie, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5388" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-03-23"/>
                    <persName>Budie-Klauke, Else</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5389" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-03-24"/>
                    <persName>Budie, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5390" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-06-02"/>
                    <persName>Budie, Johannes</persName>
                    <placeName>
                        <settlement type="city">Taschkent</settlement>
                        <country>
                            <name key="UZB" type="current">Usbekistan</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5391" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-15"/>
                    <persName>Budie, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5392" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-15"/>
                    <persName>Budie-Klauke, Else</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5393" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName>Budie-Klauke, Else</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5394" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Budie, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5395" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-05-05"/>
                    <persName>Budie-Klauke, Else</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5396" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-15"/>
                    <persName>Budie-Klauke, Else</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5397" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-15"/>
                    <persName>Budie, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5398" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-15"/>
                    <persName>Budie, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5399" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-15"/>
                    <persName>Budie-Klauke, Else</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5400" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-02-12"/>
                    <persName>Budie, Johannes</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5401" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-02-15"/>
                    <persName>Budie-Klauke, Else</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5402" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-04"/>
                    <persName>Budie-Klauke, Else</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5403" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-06"/>
                    <persName>Budie, Johannes</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5404" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-04-01"/>
                    <persName>Budie-Klauke, Else</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5405" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-04-05"/>
                    <persName>Budie, Johannes</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5406" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-06-13"/>
                    <persName>Budie, Johannes</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5407" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-09-24"/>
                    <persName>Budie, Johannes</persName>
                    <placeName>
                        <settlement type="city">Rouvres</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5408" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-12"/>
                    <persName>Budie, Johannes</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5409" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-15"/>
                    <persName>Budie-Klauke, Else</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5410" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-14"/>
                    <persName>Budie-Klauke, Else</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5411" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-14"/>
                    <persName>Budie, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2829109">
                        <settlement type="city">Berlin-Steglitz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5412" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-08-11"/>
                    <persName>Budie, Johannes</persName>
                    <placeName>
                        <settlement type="city">Karlshagen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5413" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-21"/>
                    <persName ref="http://d-nb.info/gnd/180328301">Bernelot Moens, Herman Marie</persName>
                    <placeName>
                        <settlement type="city">Maastricht</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5414" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-07-13"/>
                    <persName ref="http://d-nb.info/gnd/180328301">Bernelot Moens, Herman Marie</persName>
                    <placeName ref="https://www.geonames.org/2755003">
                        <settlement type="city">Haarlem</settlement>
                        <country>
                            <name type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5415" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-07-20"/>
                    <persName ref="http://d-nb.info/gnd/180328301">Bernelot Moens, Herman Marie</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5416" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-01-08"/>
                    <persName ref="http://d-nb.info/gnd/180328301">Bernelot Moens, Herman Marie</persName>
                    <placeName ref="https://www.geonames.org/2747373">
                        <settlement type="city">Den Haag</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5417" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-07-27"/>
                    <persName ref="http://d-nb.info/gnd/180328301">Bernelot Moens, Herman Marie</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5418" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-01-03"/>
                    <persName>Budie, M.</persName>
                    <placeName ref="https://www.geonames.org/2852458">
                        <settlement type="city">Potsdam</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5419" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-15"/>
                    <persName>Büchner, G.</persName>
                    <placeName ref="https://www.geonames.org/2808720">
                        <settlement type="city">Wilhelmshaven</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5420" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-06-05"/>
                    <persName ref="http://d-nb.info/gnd/120641011">Büchner, Georg Wilhelm Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5421" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-06-14"/>
                    <persName ref="http://d-nb.info/gnd/120641011">Büchner, Georg Wilhelm Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5422" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-06-17"/>
                    <persName ref="http://d-nb.info/gnd/120641011">Büchner, Georg Wilhelm Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5423" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-06-29"/>
                    <persName ref="http://d-nb.info/gnd/120641011">Büchner, Georg Wilhelm Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5424" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-08-14"/>
                    <persName ref="http://d-nb.info/gnd/120641011">Büchner, Georg Wilhelm Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5425" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1867-08-01"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5426" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-08-14"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5427" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1868-10-10"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5428" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1870-06-14"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5429" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-11-24"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5430" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-11-29"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5431" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-03-30"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5432" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-11-26"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5433" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-10-21"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5434" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-10-28"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5435" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-11-07"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5436" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-09-17"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5437" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-11-19"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5438" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-08-15"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5439" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-12-23"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5440" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-27"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5441" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-02-06"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5442" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-11-28"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5443" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-12-14"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5444" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-12-31"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5445" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-02-18"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5446" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-02-17"/>
                    <persName ref="http://d-nb.info/gnd/118667939">Büchner, Ludwig</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5447" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-03-20"/>
                    <persName ref="http://d-nb.info/gnd/117053481">Bücking, Hugo</persName>
                    <placeName ref="https://www.geonames.org/2973783">
                        <settlement type="city">Strassburg (Strasbourg)</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5448" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-07-16"/>
                    <persName ref="http://d-nb.info/gnd/155547615">Buen y del Cos, Odón de</persName>
                    <placeName ref="https://www.geonames.org/3128760">
                        <settlement type="city">Barcelona</settlement>
                        <country>
                            <name key="ESP" type="current">Spanien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5449" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-16"/>
                    <persName ref="http://d-nb.info/gnd/155547615">Buen y del Cos, Odón de</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5450" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-10"/>
                    <persName ref="http://d-nb.info/gnd/117153109">Buff-Giessen, Hans</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5451" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-10"/>
                    <persName>Buffolo, Oscar</persName>
                    <placeName>
                        <settlement type="city">Mantova</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5452" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-02-08"/>
                    <persName>Bugge, Günther</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5453" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-11-08"/>
                    <persName>Buhlert, N.N.</persName>
                    <placeName ref="https://www.geonames.org/554234">
                        <settlement type="city">Königsberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5454" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-06-14"/>
                    <persName ref="http://d-nb.info/gnd/118516949">Bühler, Hans Adolf</persName>
                    <placeName ref="https://www.geonames.org/2830168">
                        <settlement type="city">Burg Sponeck</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5455" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-02-15"/>
                    <persName>Bühler, Franz Xaver</persName>
                    <placeName>
                        <settlement type="city">Wiederhofen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5456" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1913.??.??</date>
                    <persName>Bühler, Franz Xaver</persName>
                    <placeName>
                        <settlement type="city">Wiederhofen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5457" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-12"/>
                    <persName>Bühler, Franz Xaver</persName>
                    <placeName>
                        <settlement type="city">Wiederhofen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5458" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-11"/>
                    <persName>Bühler, Franz Xaver</persName>
                    <placeName ref="https://www.geonames.org/2975446">
                        <settlement type="city">Straßburg-Schiltigheim</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5459" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-12"/>
                    <persName>Bühler, Franz Xaver</persName>
                    <placeName ref="https://www.geonames.org/2874225">
                        <settlement type="city">Mainz</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5460" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-06-23"/>
                    <persName>Bühling, Ferdinand</persName>
                    <placeName>
                        <settlement type="city">Einberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5461" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-06-28"/>
                    <persName ref="http://d-nb.info/gnd/133563111">Bühlmann, Manfred</persName>
                    <placeName>
                        <settlement type="city">Milet</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5462" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName ref="http://d-nb.info/gnd/133563111">Bühlmann, Manfred</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5463" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-03-22"/>
                    <persName ref="http://d-nb.info/gnd/133563111">Bühlmann, Manfred</persName>
                    <placeName ref="https://www.geonames.org/593116">
                        <settlement type="city">Wilna (Vilnius)</settlement>
                        <country>
                            <name key="LTU" type="current">Litauen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5464" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-04-15"/>
                    <persName ref="http://d-nb.info/gnd/133563111">Bühlmann, Manfred</persName>
                    <placeName ref="https://www.geonames.org/593116">
                        <settlement type="city">Wilna (Vilnius)</settlement>
                        <country>
                            <name key="LTU" type="current">Litauen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5465" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-09"/>
                    <persName ref="http://d-nb.info/gnd/133563111">Bühlmann, Manfred</persName>
                    <placeName ref="https://www.geonames.org/593116">
                        <settlement type="city">Wilna (Vilnius)</settlement>
                        <country>
                            <name key="LTU" type="current">Litauen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5466" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-02-12"/>
                    <persName ref="http://d-nb.info/gnd/133563111">Bühlmann, Manfred</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5467" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-03-20"/>
                    <persName ref="http://d-nb.info/gnd/133563111">Bühlmann, Manfred</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5468" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-08-05"/>
                    <persName ref="http://d-nb.info/gnd/133563111">Bühlmann, Manfred</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5469" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-03-31"/>
                    <persName ref="http://d-nb.info/gnd/117056391">Bühlmann, Josef</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5470" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-09-25"/>
                    <persName>Buhlmeyer, Fritz</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5471" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-06-08"/>
                    <persName>Buhlmeyer, Fritz</persName>
                    <placeName ref="https://www.geonames.org/2988507">
                        <settlement type="city">Paris</settlement>
                        <country>
                            <name key="FRA" type="current">Frankreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5472" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-26"/>
                    <persName>Bühlow, Curt von</persName>
                    <placeName ref="https://www.geonames.org/3083829">
                        <settlement type="city">Stettin</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5473" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-08-18"/>
                    <persName>Buhse, Henry</persName>
                    <placeName ref="https://www.geonames.org/2940187">
                        <settlement type="city">Charlottenburg (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5474" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-09"/>
                    <persName>Buisson, L. S.</persName>
                    <placeName>
                        <settlement type="city">Sutherland</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5475" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-03-10"/>
                    <persName>Jenks, Albert Ernest</persName>
                    <placeName>
                        <settlement type="city">Manila</settlement>
                        <country>
                            <name key="PHL" type="current">Philippinen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5476" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-08-21"/>
                    <persName ref="http://d-nb.info/gnd/180524216">Bulova, Josef Adolf</persName>
                    <placeName ref="https://www.geonames.org/3067696">
                        <settlement type="city">Prag</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5477" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-04-28"/>
                    <persName ref="http://d-nb.info/gnd/180524216">Bulova, Josef Adolf</persName>
                    <placeName ref="https://www.geonames.org/3067696">
                        <settlement type="city">Prag</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5478" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-11-05"/>
                    <persName ref="http://d-nb.info/gnd/180524216">Bulova, Josef Adolf</persName>
                    <placeName ref="https://www.geonames.org/3067696">
                        <settlement type="city">Prag</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5479" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-02-18"/>
                    <persName ref="http://d-nb.info/gnd/180524216">Bulova, Josef Adolf</persName>
                    <placeName ref="https://www.geonames.org/3067696">
                        <settlement type="city">Prag</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5480" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-01-26"/>
                    <persName ref="http://d-nb.info/gnd/117066982">Bülow, Kurd von</persName>
                    <placeName ref="https://www.geonames.org/3084093">
                        <settlement type="city">Schweidnitz</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5481" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-01-29"/>
                    <persName ref="http://d-nb.info/gnd/117066982">Bülow, Kurd von</persName>
                    <placeName ref="https://www.geonames.org/3084093">
                        <settlement type="city">Schweidnitz</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5482" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-16"/>
                    <persName ref="http://d-nb.info/gnd/117066982">Bülow, Kurd von</persName>
                    <placeName ref="https://www.geonames.org/3084093">
                        <settlement type="city">Schweidnitz</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5483" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-08-27"/>
                    <persName ref="http://d-nb.info/gnd/117035017">Bülow, Paula von</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5484" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-09-14"/>
                    <persName ref="http://d-nb.info/gnd/117035017">Bülow, Paula von</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5485" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1912.06.??</date>
                    <persName ref="http://d-nb.info/gnd/117035017">Bülow, Paula von</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5486" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-10-31"/>
                    <persName ref="http://d-nb.info/gnd/117035017">Bülow, Paula von</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5487" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-01-05"/>
                    <persName ref="http://d-nb.info/gnd/117035017">Bülow, Paula von</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5488" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-01-09"/>
                    <persName ref="http://d-nb.info/gnd/117035017">Bülow, Paula von</persName>
                    <placeName ref="https://www.geonames.org/2935022">
                        <settlement type="city">Dresden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5489" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-03-08"/>
                    <persName>Buls Ch., N.N.</persName>
                    <placeName ref="https://www.geonames.org/2800866">
                        <settlement type="city">Brüssel</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5490" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-04-03"/>
                    <persName>Buls Ch., N.N.</persName>
                    <placeName ref="https://www.geonames.org/2800866">
                        <settlement type="city">Brüssel</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5491" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-06"/>
                    <persName>Bumm, Ernst</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5492" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-08-22"/>
                    <persName>Dobsky, Arthur</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5493" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-06-18"/>
                    <persName>Hempel, Max</persName>
                    <placeName ref="https://www.geonames.org/4407066">
                        <settlement type="city">St. Louis</settlement>
                        <country>
                            <name key="USA" type="current">Missouri</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5494" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-09-08"/>
                    <persName>Fricke, Wilhelm G.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5495" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-03"/>
                    <persName ref="http://d-nb.info/gnd/117156078">Bunge, Gustav Piers Alexander von</persName>
                    <placeName ref="https://www.geonames.org/2661604">
                        <settlement type="city">Basel</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5496" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-28"/>
                    <persName ref="http://d-nb.info/gnd/117156078">Bunge, Gustav Piers Alexander von</persName>
                    <placeName ref="https://www.geonames.org/2661604">
                        <settlement type="city">Basel</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5497" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-04-21"/>
                    <persName>Bunge, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5498" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-03-27"/>
                    <persName>Bunnemann, Kuno</persName>
                    <placeName>
                        <settlement type="city">Ballenstedt</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5499" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-09-07"/>
                    <persName>Bünte, Georg</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5500" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1913.??.??</date>
                    <persName>Bünte, Georg</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5501" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-05-21"/>
                    <persName>Buonamici, Sofia</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5502" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-11-23"/>
                    <persName ref="http://d-nb.info/gnd/1041959788">Burbach, Otto</persName>
                    <placeName ref="https://www.geonames.org/2918752">
                        <settlement type="city">Gotha</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5503" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-03-08"/>
                    <persName>Burbela, Bronyslaw</persName>
                    <placeName ref="https://www.geonames.org/2808473">
                        <settlement type="city">Berlin-Wilmersdorf</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5504" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-12"/>
                    <persName ref="http://d-nb.info/gnd/133306100">Bürck, Paul</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5505" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-04-25"/>
                    <persName>Burckhardt, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2881885">
                        <settlement type="city">Lahr</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5506" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-05-06"/>
                    <persName>Burckhardt, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2881885">
                        <settlement type="city">Lahr</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5507" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-12-01"/>
                    <persName>Bürde, Johannes</persName>
                    <placeName ref="https://www.geonames.org/3081368">
                        <settlement type="city">Breslau (Wrocław)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5508" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-10"/>
                    <persName>Burdinski, Richard</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5509" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-04-05"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5510" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-29"/>
                    <persName>Burgdorff, Karl</persName>
                    <placeName>
                        <settlement type="city">Falkirk</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5511" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-10-03"/>
                    <persName ref="http://d-nb.info/gnd/118517082">Bürgel, Bruno Hans</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5512" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-08-17"/>
                    <persName>Bürger, Christina</persName>
                    <placeName>
                        <settlement type="city">Fond du Lac</settlement>
                        <country>
                            <name key="USA" type="current">Wisconsin</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5513" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-10"/>
                    <persName ref="http://d-nb.info/gnd/117164909">Burger, Alexander</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5514" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-02-10"/>
                    <persName>Burgers, J.</persName>
                    <placeName>
                        <settlement type="city">Arnheim</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5515" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-06-22"/>
                    <persName>Burghard, Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5516" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-07-03"/>
                    <persName>Burghard, Wilhelm</persName>
                    <placeName>
                        <settlement type="city">Arendsee</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5517" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-11"/>
                    <persName>Burghardt, August</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5518" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-09-28"/>
                    <persName>Buringh Boeckhoudt, G.</persName>
                    <placeName>
                        <settlement type="city">Velp</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5519" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-10-20"/>
                    <persName>Buringh Boeckhoudt, G.</persName>
                    <placeName>
                        <settlement type="city">Velp</settlement>
                        <country>
                            <name key="NLD" type="current">Niederlande</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5520" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-02-15"/>
                    <persName>Bürgin, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2892794">
                        <settlement type="city">Karlsruhe</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5521" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-02-19"/>
                    <persName>Burkhardt, Bruno</persName>
                    <placeName ref="https://www.geonames.org/4890839">
                        <settlement type="city">Eldena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5522" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Burkhardt, Marie</persName>
                    <placeName ref="https://www.geonames.org/2878018">
                        <settlement type="city">Groß-Lichterfelde (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5523" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1904.??.??</date>
                    <persName>Burkhardt, Marie</persName>
                    <placeName ref="https://www.geonames.org/2878018">
                        <settlement type="city">Groß-Lichterfelde (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5524" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1907.03.??</date>
                    <persName>Burkhardt, Marie</persName>
                    <placeName ref="https://www.geonames.org/2878018">
                        <settlement type="city">Groß-Lichterfelde (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5525" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Burkhardt, Marie</persName>
                    <placeName ref="https://www.geonames.org/2878018">
                        <settlement type="city">Groß-Lichterfelde (Berlin)</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5526" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-09-26"/>
                    <persName ref="http://d-nb.info/gnd/117162388">Burckhardt, Rudolf</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5527" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-02-26"/>
                    <persName ref="http://d-nb.info/gnd/117162388">Burckhardt, Rudolf</persName>
                    <placeName ref="https://www.geonames.org/2661604">
                        <settlement type="city">Basel</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5528" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-28"/>
                    <persName>Burkhardt, Theobald</persName>
                    <placeName ref="https://www.geonames.org/2875376">
                        <settlement type="city">Ludwigshafen</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5529" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-09-02"/>
                    <persName>Burmeister, Friedrich</persName>
                    <placeName>
                        <settlement type="city">Misdroy (heute: Międzyzdroje)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5530" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1858-02-20"/>
                    <persName ref="http://d-nb.info/gnd/119387123">Burmeister, Hermann</persName>
                    <placeName>
                        <settlement type="city">Mendoza</settlement>
                        <country>
                            <name key="ARG" type="current">Argentinien</name>
                            <name type="historical">Argentinien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5531" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-02"/>
                    <persName>Burnham, Daniel A.</persName>
                    <placeName ref="https://www.geonames.org/5089178">
                        <settlement type="city">Manchester</settlement>
                        <country>
                            <name key="USA" type="current">New Hampshire</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5532" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-01-18"/>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5533" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-21"/>
                    <persName>Bürri, N.N.</persName>
                    <placeName ref="https://www.geonames.org/2659811">
                        <settlement type="city">Luzern</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5534" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-15"/>
                    <persName ref="http://d-nb.info/gnd/1360831657">Bursche, Heinrich Emil Julius</persName>
                    <placeName ref="https://www.geonames.org/2861982">
                        <settlement type="city">Nordhausen</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5535" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1884.??.19</date>
                    <persName>N.N.</persName>
                    <placeName ref="https://www.geonames.org/2931574">
                        <settlement type="city">Eisenach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5536" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName>Buryes, Franziska</persName>
                    <placeName ref="https://www.geonames.org/2944368">
                        <settlement type="city">Bremerhaven</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5537" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-10-21"/>
                    <persName>Busch, Julius</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5538" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1878.??.??</date>
                    <persName>Busch, Otto</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5539" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-17"/>
                    <persName>Busch, Paul</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5540" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-12-22"/>
                    <persName>Busch, Paul</persName>
                    <placeName ref="https://www.geonames.org/2874545">
                        <settlement type="city">Magdeburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5541" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-01-20"/>
                    <persName ref="http://d-nb.info/gnd/118189379">Buschhorn, Carl</persName>
                    <placeName ref="https://www.geonames.org/2912621">
                        <settlement type="city">Hagen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5542" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-06-19"/>
                    <persName>Büscher, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5543" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-19"/>
                    <persName>Büsching, Joh.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5544" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-21"/>
                    <persName ref="http://d-nb.info/gnd/117144517">Buesgen, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2931574">
                        <settlement type="city">Eisenach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5545" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-07-28"/>
                    <persName ref="http://d-nb.info/gnd/117144517">Buesgen, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2931574">
                        <settlement type="city">Eisenach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5546" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-12-12"/>
                    <persName ref="http://d-nb.info/gnd/117144517">Buesgen, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2931574">
                        <settlement type="city">Eisenach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5547" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-02-25"/>
                    <persName ref="http://d-nb.info/gnd/117144517">Buesgen, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2931574">
                        <settlement type="city">Eisenach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5548" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-02-01"/>
                    <persName ref="http://d-nb.info/gnd/117144517">Buesgen, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2931574">
                        <settlement type="city">Eisenach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5549" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-05-14"/>
                    <persName ref="http://d-nb.info/gnd/117144517">Buesgen, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2931574">
                        <settlement type="city">Eisenach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5550" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1901.??.??</date>
                    <persName ref="http://d-nb.info/gnd/117144517">Buesgen, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2931574">
                        <settlement type="city">Eisenach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5551" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-01-05"/>
                    <persName ref="http://d-nb.info/gnd/117144517">Buesgen, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2867613">
                        <settlement type="city">Hannoversch Münden</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5552" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-01-11"/>
                    <persName ref="http://d-nb.info/gnd/117144517">Buesgen, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2867613">
                        <settlement type="city">Hannoversch Münden</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5553" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-17"/>
                    <persName ref="http://d-nb.info/gnd/117144517">Buesgen, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2867613">
                        <settlement type="city">Hannoversch Münden</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5554" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-10-06"/>
                    <persName ref="http://d-nb.info/gnd/117144517">Buesgen, Moritz</persName>
                    <placeName ref="https://www.geonames.org/2867613">
                        <settlement type="city">Hannoversch Münden</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5555" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-11-18"/>
                    <persName>Buss, H.</persName>
                    <placeName ref="https://www.geonames.org/2661604">
                        <settlement type="city">Basel</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5556" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-01-26"/>
                    <persName>Büterlin, J.</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5557" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-10-18"/>
                    <persName>Bütow, Otto</persName>
                    <placeName ref="https://www.geonames.org/2945024">
                        <settlement type="city">Braunschweig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5558" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-10-25"/>
                    <persName ref="http://d-nb.info/gnd/117185701">Buttel-Reepen, Hugo Berthold von</persName>
                    <placeName ref="https://www.geonames.org/2844588">
                        <settlement type="city">Rostock</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5559" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-11-15"/>
                    <persName ref="http://d-nb.info/gnd/117185701">Buttel-Reepen, Hugo Berthold von</persName>
                    <placeName ref="https://www.geonames.org/2857458">
                        <settlement type="city">Oldenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5560" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-06-06"/>
                    <persName ref="http://d-nb.info/gnd/117185701">Buttel-Reepen, Hugo Berthold von</persName>
                    <placeName ref="https://www.geonames.org/7290255">
                        <settlement type="city">Treptow</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5561" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-11-19"/>
                    <persName ref="http://d-nb.info/gnd/117185701">Buttel-Reepen, Hugo Berthold von</persName>
                    <placeName ref="https://www.geonames.org/2857458">
                        <settlement type="city">Oldenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5562" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-08-11"/>
                    <persName ref="http://d-nb.info/gnd/117185701">Buttel-Reepen, Hugo Berthold von</persName>
                    <placeName ref="https://www.geonames.org/2857458">
                        <settlement type="city">Oldenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5563" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-12-03"/>
                    <persName ref="http://d-nb.info/gnd/117185701">Buttel-Reepen, Hugo Berthold von</persName>
                    <placeName ref="https://www.geonames.org/2857458">
                        <settlement type="city">Oldenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5564" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-08-19"/>
                    <persName ref="http://d-nb.info/gnd/117185701">Buttel-Reepen, Hugo Berthold von</persName>
                    <placeName ref="https://www.geonames.org/2857458">
                        <settlement type="city">Oldenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5565" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-06-09"/>
                    <persName ref="http://d-nb.info/gnd/117185701">Buttel-Reepen, Hugo Berthold von</persName>
                    <placeName ref="https://www.geonames.org/2661604">
                        <settlement type="city">Basel</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5566" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-08-28"/>
                    <persName ref="http://d-nb.info/gnd/117185701">Buttel-Reepen, Hugo Berthold von</persName>
                    <placeName ref="https://www.geonames.org/2862041">
                        <settlement type="city">Norderney</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5567" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-01-26"/>
                    <persName ref="http://d-nb.info/gnd/117185701">Buttel-Reepen, Hugo Berthold von</persName>
                    <placeName ref="https://www.geonames.org/1248991">
                        <settlement type="city">Colombo</settlement>
                        <country>
                            <name key="LKA" type="current">Sri Lanka</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5568" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-24"/>
                    <persName ref="http://d-nb.info/gnd/117185701">Buttel-Reepen, Hugo Berthold von</persName>
                    <placeName ref="https://www.geonames.org/2857458">
                        <settlement type="city">Oldenburg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5569" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName ref="http://d-nb.info/gnd/117185701">Buttel-Reepen, Hugo Berthold von</persName>
                    <placeName ref="https://www.geonames.org/2782979">
                        <settlement type="city">Admont</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5570" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-05"/>
                    <persName ref="http://d-nb.info/gnd/137423349">Buttenstedt, Carl</persName>
                    <placeName ref="https://www.geonames.org/2924577">
                        <settlement type="city">Friedrichshagen-Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5571" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-02-15"/>
                    <persName>Büttner, W.</persName>
                    <placeName>
                        <settlement type="city">Eisenberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5572" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-02-15"/>
                    <persName>Butscher, H.</persName>
                    <placeName ref="https://www.geonames.org/2896514">
                        <settlement type="city">Ilmenau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5573" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-12-30"/>
                    <persName>Butscher, H.</persName>
                    <placeName ref="https://www.geonames.org/2896514">
                        <settlement type="city">Ilmenau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5574" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-12-31"/>
                    <persName>Butscher, H.</persName>
                    <placeName ref="https://www.geonames.org/2896514">
                        <settlement type="city">Ilmenau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5575" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-12-30"/>
                    <persName>Butscher, H.</persName>
                    <placeName ref="https://www.geonames.org/2896514">
                        <settlement type="city">Ilmenau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5576" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1915-02-15"/>
                    <persName>Butscher, H.</persName>
                    <placeName ref="https://www.geonames.org/2896514">
                        <settlement type="city">Ilmenau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5577" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1916-02-15"/>
                    <persName>Butscher, H.</persName>
                    <placeName ref="https://www.geonames.org/2896514">
                        <settlement type="city">Ilmenau</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5578" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-04-12"/>
                    <persName ref="http://d-nb.info/gnd/117144932">Bütschli, Otto</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5579" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-04-18"/>
                    <persName ref="http://d-nb.info/gnd/117144932">Bütschli, Otto</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5580" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-04-27"/>
                    <persName ref="http://d-nb.info/gnd/117144932">Bütschli, Otto</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5581" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-07-24"/>
                    <persName ref="http://d-nb.info/gnd/117144932">Bütschli, Otto</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5582" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-07-30"/>
                    <persName ref="http://d-nb.info/gnd/117144932">Bütschli, Otto</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5583" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-05-25"/>
                    <persName ref="http://d-nb.info/gnd/117144932">Bütschli, Otto</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5584" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-05-02"/>
                    <persName ref="http://d-nb.info/gnd/117144932">Bütschli, Otto</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5585" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-11-07"/>
                    <persName ref="http://d-nb.info/gnd/117144932">Bütschli, Otto</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5586" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-11-12"/>
                    <persName ref="http://d-nb.info/gnd/117144932">Bütschli, Otto</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5587" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-11-05"/>
                    <persName ref="http://d-nb.info/gnd/117144932">Bütschli, Otto</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5588" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-11-13"/>
                    <persName ref="http://d-nb.info/gnd/117144932">Bütschli, Otto</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5589" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-12-31"/>
                    <persName ref="http://d-nb.info/gnd/117144932">Bütschli, Otto</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5590" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-12"/>
                    <persName ref="http://d-nb.info/gnd/117144932">Bütschli, Otto</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5591" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-04-15"/>
                    <persName ref="http://d-nb.info/gnd/117144932">Bütschli, Otto</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5592" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName ref="http://d-nb.info/gnd/117144932">Bütschli, Otto</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5593" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-19"/>
                    <persName ref="http://d-nb.info/gnd/117144932">Bütschli, Otto</persName>
                    <placeName ref="https://www.geonames.org/2907911">
                        <settlement type="city">Heidelberg</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5594" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-07-29"/>
                    <persName>Buyd, Jackson</persName>
                    <placeName>
                        <settlement type="city">Greencastle</settlement>
                        <country>
                            <name key="USA" type="current">Indiana</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5595" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-02"/>
                    <persName>Buyse, Robert F.</persName>
                    <placeName>
                        <settlement type="city">Rumbeke</settlement>
                        <country>
                            <name key="BEL" type="current">Belgien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5596" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-09-24"/>
                    <persName>Buzzanca, Edoardo</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5597" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-01-01"/>
                    <persName>Buzzanca, Edoardo</persName>
                    <placeName>
                        <settlement type="city">Naro</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5598" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-12-31"/>
                    <persName>Buzzanca, Edoardo</persName>
                    <placeName>
                        <settlement type="city">Naro</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5599" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-06-07"/>
                    <persName>Byron, Julian M.</persName>
                    <placeName ref="https://www.geonames.org/3435910">
                        <settlement type="city">Buenos Aires</settlement>
                        <country>
                            <name key="ARG" type="current">Argentinien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5600" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-12-22"/>
                    <persName ref="http://d-nb.info/gnd/1140952706">Bruce-Joy, Albert</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                            <name type="historical">Großbritannien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5601" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-01-31"/>
                    <persName ref="http://d-nb.info/gnd/1140952706">Bruce-Joy, Albert</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5602" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-07-10"/>
                    <persName ref="http://d-nb.info/gnd/1140952706">Bruce-Joy, Albert</persName>
                    <placeName>
                        <settlement type="city">o.O.</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5603" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-10"/>
                    <persName>Bruce, W. S.</persName>
                    <placeName ref="https://www.geonames.org/2650225">
                        <settlement type="city">Edinburgh</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5604" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-11-02"/>
                    <persName>Bruck, Auguste</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5605" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-11-06"/>
                    <persName>Bruck, Auguste</persName>
                    <placeName ref="https://www.geonames.org/2925533">
                        <settlement type="city">Frankfurt am Main</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5606" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-11-29"/>
                    <persName>Bruck, Emil</persName>
                    <placeName ref="https://www.geonames.org/2918752">
                        <settlement type="city">Gotha</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5607" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-05-14"/>
                    <persName>Bruck, Emil</persName>
                    <placeName>
                        <settlement type="city">Ichtershausen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5608" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1919-02-15"/>
                    <persName>Bruck, Georg</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5609" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-05-23"/>
                    <persName>Bruck, Isso</persName>
                    <placeName ref="https://www.geonames.org/3054643">
                        <settlement type="city">Budapest</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/117311863">Strauß, Emil</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5610" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-05-23"/>
                    <persName>Bruck, Isso</persName>
                    <placeName ref="https://www.geonames.org/3054643">
                        <settlement type="city">Budapest</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5611" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-05-27"/>
                    <persName>Bruck, Isso</persName>
                    <placeName ref="https://www.geonames.org/3054643">
                        <settlement type="city">Budapest</settlement>
                        <country>
                            <name key="HUN" type="current">Ungarn</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5612" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-26"/>
                    <persName>Bruck, Martin</persName>
                    <placeName ref="https://www.geonames.org/2953395">
                        <settlement type="city">Bad Nauheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5613" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1917-03-07"/>
                    <persName>Bruck, Martin</persName>
                    <placeName ref="https://www.geonames.org/2953395">
                        <settlement type="city">Bad Nauheim</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5614" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-05-04"/>
                    <persName>Bruckmann, Joh.</persName>
                    <placeName ref="https://www.geonames.org/2884509">
                        <settlement type="city">Krefeld</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5615" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1858-11-30"/>
                    <persName ref="http://d-nb.info/gnd/118796704">Brücke, Ernst Wilhelm Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5616" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-07-21"/>
                    <persName ref="http://d-nb.info/gnd/118796704">Brücke, Ernst Wilhelm Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5617" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1865-10-12"/>
                    <persName ref="http://d-nb.info/gnd/118796704">Brücke, Ernst Wilhelm Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5618" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1867.??.??</date>
                    <persName ref="http://d-nb.info/gnd/118796704">Brücke, Ernst Wilhelm Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5619" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-05-11"/>
                    <persName ref="http://d-nb.info/gnd/118796704">Brücke, Ernst Wilhelm Ritter von</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5620" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-06-21"/>
                    <persName ref="http://d-nb.info/gnd/139826971">Bührer, Karl Wilhelm</persName>
                    <placeName ref="https://www.geonames.org/2867714">
                        <settlement type="city">München</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5621" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-24"/>
                    <persName>Brücker, Fr.</persName>
                    <placeName>
                        <settlement type="city">Odense</settlement>
                        <country>
                            <name key="DNK" type="current">Dänemark</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5622" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1905.??.??</date>
                    <persName>Brückmann, N.N.</persName>
                    <placeName ref="https://www.geonames.org/554234">
                        <settlement type="city">Königsberg</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5623" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-03-03"/>
                    <persName>Brückner, N.N.</persName>
                    <placeName>
                        <settlement type="city">Gräfenroda</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/117506567">Schmidt, Heinrich</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5624" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-21"/>
                    <persName>Brückner, N.N.</persName>
                    <placeName>
                        <settlement type="city">Bautzen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5625" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-03-31"/>
                    <persName>Brückner, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5626" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-03-09"/>
                    <persName>Brückner, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5627" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1911-05-20"/>
                    <persName>Brückner, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5628" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Brückner, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5629" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-11-11"/>
                    <persName>Brückner, Johann</persName>
                    <placeName ref="https://www.geonames.org/3075160">
                        <settlement type="city">Oberdorf</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5630" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1907-06-01"/>
                    <persName>Brückner, Johann</persName>
                    <placeName ref="https://www.geonames.org/3075160">
                        <settlement type="city">Oberdorf</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5631" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-03-06"/>
                    <persName>Brückner, Johann</persName>
                    <placeName ref="https://www.geonames.org/3075160">
                        <settlement type="city">Oberdorf</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5632" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1908-07-06"/>
                    <persName>Brückner, Johann</persName>
                    <placeName ref="https://www.geonames.org/3075160">
                        <settlement type="city">Oberdorf</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5633" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-06-01"/>
                    <persName>Brückner, Johann</persName>
                    <placeName ref="https://www.geonames.org/3075160">
                        <settlement type="city">Oberdorf</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5634" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-06-08"/>
                    <persName>Brückner, Johann</persName>
                    <placeName ref="https://www.geonames.org/3075160">
                        <settlement type="city">Oberdorf</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5635" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1910-08-02"/>
                    <persName>Brückner, Johann</persName>
                    <placeName ref="https://www.geonames.org/3075160">
                        <settlement type="city">Oberdorf</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5636" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1914.02.??</date>
                    <persName>Brückner, Johann</persName>
                    <placeName ref="https://www.geonames.org/3075160">
                        <settlement type="city">Oberdorf</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5637" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1909-02-16"/>
                    <persName>Brückner, Max</persName>
                    <placeName ref="https://www.geonames.org/2661552">
                        <settlement type="city">Bern</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5638" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-05-22"/>
                    <persName>Bruegel, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2955936">
                        <settlement type="city">Ansbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5639" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-06-05"/>
                    <persName>Bruegel, Gustav</persName>
                    <placeName ref="https://www.geonames.org/2955936">
                        <settlement type="city">Ansbach</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5640" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-08-22"/>
                    <persName ref="http://d-nb.info/gnd/1034702718">Brüggemann, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5641" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-01-16"/>
                    <persName ref="http://d-nb.info/gnd/1034702718">Brüggemann, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2938913">
                        <settlement type="city">Darmstadt</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5642" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-10-08"/>
                    <persName ref="http://d-nb.info/gnd/1034702718">Brüggemann, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2944388">
                        <settlement type="city">Bremen</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5643" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-12-28"/>
                    <persName ref="http://d-nb.info/gnd/1034702718">Brüggemann, Friedrich</persName>
                    <placeName ref="https://www.geonames.org/2643743">
                        <settlement type="city">London</settlement>
                        <country>
                            <name key="GBR" type="current">Vereinigtes Königreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5644" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <persName>Brümmer, Johannes</persName>
                    <placeName ref="https://www.geonames.org/2895044">
                        <settlement type="city">Jena</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5645" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-01-14"/>
                    <persName>Brünler, Alfred Hubert</persName>
                    <placeName ref="https://www.geonames.org/3068160">
                        <settlement type="city">Pilsen (Plzeň)</settlement>
                        <country>
                            <name key="CZE" type="current">Tschechien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5646" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-09-02"/>
                    <persName ref="http://d-nb.info/gnd/119066882">Brugmann, Karl</persName>
                    <placeName ref="https://www.geonames.org/2879139">
                        <settlement type="city">Leipzig</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5647" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1906-09-08"/>
                    <persName>Brummer, Uno</persName>
                    <placeName ref="https://www.geonames.org/658225">
                        <settlement type="city">Helsinki</settlement>
                        <country>
                            <name key="FIN" type="current">Finnland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5648" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>????.03.06</date>
                    <persName ref="http://d-nb.info/gnd/117638064">Brunchorst, Jørgen</persName>
                    <placeName ref="https://www.geonames.org/3161732">
                        <settlement type="city">Bergen</settlement>
                        <country>
                            <name key="NOR" type="current">Norwegen</name>
                            <name type="historical">Norwegen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5649" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-10-05"/>
                    <persName ref="http://d-nb.info/gnd/116776579">Brunelli, Gustavo</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5650" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1905-11-21"/>
                    <persName ref="http://d-nb.info/gnd/116776579">Brunelli, Gustavo</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5651" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1912-06-26"/>
                    <persName>Brunner, Max</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5652" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-06-23"/>
                    <persName>Brunner, Max</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5653" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-08-28"/>
                    <persName>Brunner, Max</persName>
                    <placeName ref="https://www.geonames.org/2761369">
                        <settlement type="city">Wien</settlement>
                        <country>
                            <name key="AUT" type="current">Österreich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5654" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-11-14"/>
                    <persName>Brunnhofer, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2661881">
                        <settlement type="city">Aarau</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5655" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-06-18"/>
                    <persName>Brunnhofer, Hermann</persName>
                    <placeName ref="https://www.geonames.org/2661552">
                        <settlement type="city">Bern</settlement>
                        <country>
                            <name key="CHE" type="current">Schweiz</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5656" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1885-04-11"/>
                    <persName>Amin, Giovanni</persName>
                    <placeName ref="https://www.geonames.org/3169070">
                        <settlement type="city">Rom</settlement>
                        <country>
                            <name key="ITA" type="current">Italien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5657" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-08-14"/>
                    <persName>Brunsch, Alfred</persName>
                    <placeName>
                        <settlement type="city">Dolzig (heute: Dłużek)</settlement>
                        <country>
                            <name key="POL" type="current">Polen</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5658" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1918-12-31"/>
                    <persName>Brunsch, Alfred</persName>
                    <placeName ref="https://www.geonames.org/2950159">
                        <settlement type="city">Berlin</settlement>
                        <country>
                            <name key="DEU" type="current">Deutschland</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5659" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-15"/>
                    <persName>Brusendorff, Valerie</persName>
                    <placeName>
                        <settlement type="city">Küstrin (Cüstrin) Neustadt</settlement>
                        <country>
                            <name type="current">Deutschland</name>
                            <name type="historical">Deutsches Reich</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5660" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-11-24"/>
                    <persName ref="http://d-nb.info/gnd/119120593">Brusina, Spiridon</persName>
                    <placeName ref="https://www.geonames.org/3186886">
                        <settlement type="city">Zagreb (Agram)</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5661" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-12-17"/>
                    <persName ref="http://d-nb.info/gnd/119120593">Brusina, Spiridon</persName>
                    <placeName ref="https://www.geonames.org/3186886">
                        <settlement type="city">Zagreb (Agram)</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5662" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-06-02"/>
                    <persName ref="http://d-nb.info/gnd/119120593">Brusina, Spiridon</persName>
                    <placeName ref="https://www.geonames.org/3186886">
                        <settlement type="city">Zagreb (Agram)</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5663" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-12-08"/>
                    <persName ref="http://d-nb.info/gnd/119120593">Brusina, Spiridon</persName>
                    <placeName ref="https://www.geonames.org/3186886">
                        <settlement type="city">Zagreb (Agram)</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5664" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-03-26"/>
                    <persName ref="http://d-nb.info/gnd/119120593">Brusina, Spiridon</persName>
                    <placeName ref="https://www.geonames.org/3186886">
                        <settlement type="city">Zagreb (Agram)</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5665" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-05-09"/>
                    <persName ref="http://d-nb.info/gnd/119120593">Brusina, Spiridon</persName>
                    <placeName ref="https://www.geonames.org/3186886">
                        <settlement type="city">Zagreb (Agram)</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5666" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-05-04"/>
                    <persName ref="http://d-nb.info/gnd/119120593">Brusina, Spiridon</persName>
                    <placeName ref="https://www.geonames.org/3186886">
                        <settlement type="city">Zagreb (Agram)</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5667" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-07-25"/>
                    <persName ref="http://d-nb.info/gnd/119120593">Brusina, Spiridon</persName>
                    <placeName ref="https://www.geonames.org/3186886">
                        <settlement type="city">Zagreb (Agram)</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5668" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1904-02-16"/>
                    <persName ref="http://d-nb.info/gnd/119120593">Brusina, Spiridon</persName>
                    <placeName ref="https://www.geonames.org/3186886">
                        <settlement type="city">Zagreb (Agram)</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5669" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-11-20"/>
                    <persName>Bryer, Lloyd</persName>
                    <placeName ref="https://www.geonames.org/5128581">
                        <settlement type="city">New York</settlement>
                        <country>
                            <name key="USA" type="current">Vereinigte Staaten</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5670" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1913-10-30"/>
                    <persName>Bucchich, Pietro</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5671" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-01-09"/>
                    <persName>Bucchich, Pietro</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5672" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1914-02-25"/>
                    <persName>Bucchich, Pietro</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5673" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1872-08-09"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5674" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1873-08-15"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5675" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-02-21"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5676" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1874-07-03"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5677" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-01-10"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5678" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-10-08"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5679" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-11-02"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5680" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1875-12-09"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5681" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1876-03-06"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5682" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-03-20"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5683" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1877-10-12"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5684" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-02-14"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5685" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1878-07-02"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5686" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1879-10-18"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5687" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1880-05-14"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5688" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-01-19"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5689" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1881-07-13"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5690" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-07-20"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5691" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1882-08-23"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5692" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-01-14"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5693" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-02-14"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5694" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1883-08-13"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5695" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date>1884.??.??</date>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5696" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1887-12-29"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5697" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-02-04"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5698" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1889-12-21"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5699" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1890-12-20"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5700" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-02-23"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5701" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1891-12-28"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5702" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-01-14"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5703" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1892-12-27"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5704" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1893-12-28"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5705" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-02-10"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5706" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-07-11"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5707" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-08-04"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5708" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1894-12-28"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5709" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-03-26"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5710" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-04-09"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5711" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-08-30"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5712" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1895-12-29"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5713" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-12-26"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5714" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-07-31"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5715" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1897-12-27"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5716" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-09-03"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5717" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1896-06-17"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5718" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1898-12-28"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5719" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-03-06"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5720" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1899-06-30"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5721" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-01-24"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5722" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-04-03"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName>N.N.</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5723" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1900-11-30"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5724" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-11-01"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5725" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1901-12-23"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5726" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-10-05"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5727" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1902-12-28"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5728" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-06-05"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country/>
                    </placeName>
                </correspAction>
                <correspAction type="received">
                    <persName ref="http://d-nb.info/gnd/118544381">Haeckel, Ernst Heinrich Philipp August</persName>
                </correspAction>
            </correspDesc>
            <correspDesc ref="https://haeckel-briefwechsel-projekt.uni-jena.de/de/document/b_5729" source="#b4631a1a-aff7-45ff-9ef0-14bf46afe00f">
                <correspAction type="sent">
                    <date when="1903-10-23"/>
                    <persName>Bucchich, Gregorio</persName>
                    <placeName ref="https://www.geonames.org/3199180">
                        <settlement type="city">Lesina</settlement>
                        <country>
                            <name key="HRV" type="current">Kroatien</name>
                        </country>
                    </placeName>
                </correspAction>
                <correspAction ty