BRIEF OHNE UMSCHLAG Haeckel, Ernst Author: Haeckel, Ernst Recipient: Delle Grazie, Marie Eugenie Dating: 09.09.1896
BRIEF OHNE UMSCHLAG Haeckel, Ernst Author: Haeckel, Ernst Recipient: Reimer, Ernst Dating: 17.01.1896
BRIEF OHNE UMSCHLAG Haeckel, Ernst Author: Haeckel, Ernst Recipient: Sarasin, Paul; Sarasin, Fritz Dating: 11.11.1896
BRIEF OHNE UMSCHLAG Haeckel, Ernst Author: Haeckel, Ernst Recipient: Bölsche, Wilhelm Dating: 29.09.1896
BRIEF OHNE UMSCHLAG Haeckel, Ernst Author: Haeckel, Ernst Recipient: Georg II., Herzog von Sachsen-Meiningen Corporation: Zoologisches Institut Dating: 30.03.1896
BRIEF OHNE UMSCHLAG Haeckel, Ernst Author: Haeckel, Ernst Recipient: Huxley, Leonard Dating: 06.06.1896
BRIEF OHNE UMSCHLAG Haeckel, Ernst Author: Haeckel, Ernst Recipient: Huxley, Henrietta Anne Corporation: Zoologisches Institut Dating: 06.06.1896
BRIEF OHNE UMSCHLAG Haeckel, Ernst Author: Haeckel, Ernst Recipient: Carneri, Bartholomäus von Dating: 01.07.1896
BRIEF OHNE UMSCHLAG Haeckel, Ernst Author: Haeckel, Ernst Recipient: Carneri, Bartholomäus von Dating: 27.12.1896
BRIEF OHNE UMSCHLAG Haeckel, Ernst Author: Haeckel, Ernst Recipient: Heldburg, Helene Freifrau von Corporation: Zoologisches Institut Dating: 06.02.1896