BRIEF OHNE UMSCHLAG Sethe, Hermine Author: Sethe, Hermine Recipient: Haeckel, Charlotte; Haeckel, Carl Gottlob Dating: 22.02.1864
BRIEF [O.A.] Sethe, Hermine Author: Sethe, Hermine Recipient: Haeckel, Anna; Haeckel, Ernst Dating: 21.12.1863
BRIEF OHNE UMSCHLAG Sethe, Hermine Author: Sethe, Hermine Recipient: Haeckel, Ernst Dating: 24.01.1853
BRIEF OHNE UMSCHLAG Sethe, Hermine Author: Sethe, Hermine Recipient: Haeckel, Ernst Dating: 28.03.1854
BRIEF OHNE UMSCHLAG Sethe, Hermine Author: Sethe, Hermine Recipient: Haeckel, Ernst Dating: 12.11.1853
BRIEF OHNE UMSCHLAG Sethe, Hermine Author: Sethe, Hermine Recipient: Haeckel, Ernst Dating: 14.02.1858