BRIEF OHNE UMSCHLAG Darwin, Charles Author: Darwin, Charles Recipient: Haeckel, Ernst Dating: 31.12.1876
BRIEF OHNE UMSCHLAG Darwin, Charles Author: Darwin, Charles Recipient: Haeckel, Ernst Dating: 08.01.1867
BRIEF OHNE UMSCHLAG Darwin, Charles Author: Darwin, Charles Recipient: Haeckel, Ernst Dating: 12.04.1867
BRIEF OHNE UMSCHLAG Darwin, Charles Author: Darwin, Charles Recipient: Haeckel, Ernst Dating: 21.05.1867
BRIEF OHNE UMSCHLAG Darwin, Charles Author: Darwin, Charles Recipient: Haeckel, Ernst Dating: 16.02.1877
BRIEF OHNE UMSCHLAG Darwin, Charles Author: Darwin, Charles Recipient: Haeckel, Ernst Dating: 12.02.1878
BRIEFABSCHRIFT Darwin, Charles Author: Darwin, Charles Recipient: Scherzer, Karl von Dating: 01.04.1878
BRIEF OHNE UMSCHLAG Darwin, Francis Author: Darwin, Francis Recipient: Haeckel, Ernst Dating: 05.10.1882
BRIEF OHNE UMSCHLAG Darwin, Francis Author: Darwin, Francis Recipient: Haeckel, Ernst Dating: 24.04.1882
BRIEF OHNE UMSCHLAG Darwin, Francis Author: Darwin, Francis Recipient: Haeckel, Ernst Dating: 30.09.1882
