BRIEF OHNE UMSCHLAG Rottenburg, Paul von Author: Rottenburg, Paul von Recipient: Haeckel, Ernst Dating: 10.12.1908
BRIEF OHNE UMSCHLAG Seward, Albert Charles Author: Seward, Albert Charles Recipient: Haeckel, Ernst Corporation: Darwin Memorial Volume of Essays Dating: 11.10.1908
BRIEF OHNE UMSCHLAG Seward, Albert Charles Author: Seward, Albert Charles Recipient: Haeckel, Ernst Corporation: Darwin Memorial Volume of Essays Dating: 02.12.1908
POSTKARTE Seward, Albert Charles Author: Seward, Albert Charles Recipient: Haeckel, Ernst Dating: 07.12.1908
POSTKARTE Seward, Albert Charles Author: Seward, Albert Charles Recipient: Haeckel, Ernst Dating: 16.11.1908
BRIEF OHNE UMSCHLAG Seward, Albert Charles Author: Seward, Albert Charles Recipient: Haeckel, Ernst Corporation: Darwin Memorial Volume of Essays Dating: 29.03.1908
BRIEF OHNE UMSCHLAG Hoyle, William Evans; Hoyle, Edith Isabel Author: Hoyle, William Evans; Hoyle, Edith Isabel Recipient: Haeckel, Ernst Dating: 25.12.1908
POSTKARTE Seward, Albert Charles Author: Seward, Albert Charles Recipient: Haeckel, Ernst Dating: 29.05.1908
POSTKARTE Seward, Albert Charles Author: Seward, Albert Charles Recipient: Haeckel, Ernst Dating: 17.04.1908