BRIEF OHNE UMSCHLAG
Haeckel, Karl
Author:
Haeckel, Karl
Recipient:
Haeckel, Ernst
Dating:
03.09.1852
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BRIEF OHNE UMSCHLAG
Sethe, Bertha
Author:
Sethe, Bertha
Recipient:
Haeckel, Ernst
Dating:
06.12.1852
BRIEF OHNE UMSCHLAG
Sethe, Bertha
Author:
Sethe, Bertha
Recipient:
Haeckel, Ernst
Dating:
30.08.1852