BRIEF OHNE UMSCHLAG Haeckel, Charlotte Author: Haeckel, Charlotte Recipient: Sethe, Anna Dating: 29.08.1859
BRIEF OHNE UMSCHLAG Haeckel, Charlotte; Haeckel, Carl Gottlob Author: Haeckel, Charlotte; Haeckel, Carl Gottlob Recipient: Sethe, Anna Dating: 22.06.1862