BRIEF OHNE UMSCHLAG Haeckel, Karl; Sethe, Wilhelmine Author: Haeckel, Karl; Sethe, Wilhelmine Recipient: Haeckel, Ernst Dating: 01.03.1859
BRIEF OHNE UMSCHLAG Haeckel, Carl Gottlob Author: Haeckel, Carl Gottlob Recipient: Sethe, Anna Dating: 11.03.1859
BRIEF OHNE UMSCHLAG Haeckel, Carl Gottlob Author: Haeckel, Carl Gottlob Recipient: Sethe, Anna Dating: 05.09.1859
BRIEF OHNE UMSCHLAG Haeckel, Carl Gottlob; Haeckel, Charlotte Author: Haeckel, Carl Gottlob; Haeckel, Charlotte Recipient: Sethe, Anna Dating: 12.09.1859
BRIEF OHNE UMSCHLAG Haeckel, Carl Gottlob; Haeckel, Charlotte Author: Haeckel, Carl Gottlob; Haeckel, Charlotte Recipient: Sethe, Anna Dating: 16.09.1859