BRIEF OHNE UMSCHLAG Haeckel, Charlotte Author: Haeckel, Charlotte Recipient: Haeckel, Ernst Dating: 26.12.1853
BRIEF OHNE UMSCHLAG Haeckel, Charlotte; Haeckel, Karl Author: Haeckel, Charlotte; Haeckel, Karl Recipient: Haeckel, Ernst Dating: 07.12.1853
BRIEF OHNE UMSCHLAG Haeckel, Charlotte Author: Haeckel, Charlotte Recipient: Haeckel, Ernst Dating: 29.11.1853
BRIEF OHNE UMSCHLAG Haeckel, Karl; Haeckel, Hermine Author: Haeckel, Karl; Haeckel, Hermine Recipient: Haeckel, Ernst Dating: 29.12.1852
BRIEF OHNE UMSCHLAG Haeckel, Carl Gottlob Author: Haeckel, Carl Gottlob Recipient: Haeckel, Ernst Dating: 06.07.1855