BRIEF OHNE UMSCHLAG Scheffauer, Herman Author: Scheffauer, Herman Recipient: Haeckel, Ernst Dating: 28.07.1912
BRIEF OHNE UMSCHLAG Scheffauer, Herman Georg; Talbot Scheffauer, Ethel Talbot Author: Scheffauer, Herman Georg; Talbot Scheffauer, Ethel Talbot Recipient: Haeckel, Ernst Dating: 15.09.1912
BRIEF OHNE UMSCHLAG Scheffauer, Herman Author: Scheffauer, Herman Recipient: Haeckel, Ernst Dating: 15.10.1912
BRIEF OHNE UMSCHLAG Scheffauer, Herman Author: Scheffauer, Herman Recipient: Haeckel, Ernst Corporation: Authors' Club Dating: 07.11.1912
POSTKARTE Scheffauer, Herman; Talbot-Scheffauer, Ethel Author: Scheffauer, Herman; Talbot-Scheffauer, Ethel Recipient: Haeckel, Ernst Dating: 30.12.1912
BRIEF [O.A.] Bolce, Harold Author: Bolce, Harold Recipient: Haeckel, Ernst Corporation: The London Budget Dating: 19.08.1912
BRIEF [O.A.] Biddlecombe, A... Author: Biddlecombe, A... Recipient: Haeckel, Ernst Dating: 01.11.1912
BRIEF [O.A.] Biddlecombe, A... Author: Biddlecombe, A... Recipient: Haeckel, Ernst Dating: 25.11.1912
BRIEF [O.A.] Biddlecombe, A... Author: Biddlecombe, A... Recipient: Haeckel, Ernst Dating: 21.12.1912