BRIEF OHNE UMSCHLAG Grazie, Marie Eugenie delle Author: Grazie, Marie Eugenie delle Recipient: Haeckel, Ernst Dating: 16.02.1895
BRIEF OHNE UMSCHLAG Grazie, Marie Eugenie delle Author: Grazie, Marie Eugenie delle Recipient: Haeckel, Ernst Dating: 16.02.1895
BRIEF [O.A.] Lo Bianco, Salvatore Author: Lo Bianco, Salvatore Recipient: Haeckel, Ernst Dating: 06.01.1895
BRIEF [O.A.] Ballerini, Enrico Author: Ballerini, Enrico Recipient: Haeckel, Ernst Dating: 18.03.1895
BRIEF OHNE UMSCHLAG Bölsche, Wilhelm Author: Bölsche, Wilhelm Recipient: Haeckel, Ernst Dating: 01.03.1895
