BRIEF OHNE UMSCHLAG Haeckel, Hermine Author: Haeckel, Hermine Recipient: Haeckel, Ernst Dating: 09.12.1852
BRIEF OHNE UMSCHLAG Haeckel, Karl; Haeckel, Hermine Author: Haeckel, Karl; Haeckel, Hermine Recipient: Haeckel, Ernst Dating: 29.12.1852
BRIEF OHNE UMSCHLAG Haeckel, Karl; Haeckel, Hermine Author: Haeckel, Karl; Haeckel, Hermine Recipient: Haeckel, Ernst Dating: 08.11.1852
BRIEF OHNE UMSCHLAG Haeckel, Karl; Haeckel, Hermine Author: Haeckel, Karl; Haeckel, Hermine Recipient: Haeckel, Carl Gottlob; Haeckel, Charlotte Dating: 31.10.1852