BRIEF OHNE UMSCHLAG Haeckel, Carl Gottlob Author: Haeckel, Carl Gottlob Recipient: Haeckel, Ernst Dating: 28.07.1856
BRIEF OHNE UMSCHLAG Haeckel, Carl Gottlob; Haeckel, Charlotte Author: Haeckel, Carl Gottlob; Haeckel, Charlotte Recipient: Haeckel, Ernst Dating: 20.07.1856
BRIEF OHNE UMSCHLAG Haeckel, Carl Gottlob; Haeckel, Charlotte Author: Haeckel, Carl Gottlob; Haeckel, Charlotte Recipient: Sethe, Bertha; Haeckel, Ernst Dating: 17.07.1856
BRIEF OHNE UMSCHLAG Haeckel, Carl Gottlob; Haeckel, Charlotte Author: Haeckel, Carl Gottlob; Haeckel, Charlotte Recipient: Sethe, Bertha; Haeckel, Ernst Dating: 26.07.1856
BRIEF OHNE UMSCHLAG Haeckel, Carl Gottlob; Haeckel, Charlotte Author: Haeckel, Carl Gottlob; Haeckel, Charlotte Recipient: Sethe, Bertha; Haeckel, Ernst Dating: 01.08.1856