BRIEF [O.A.] Daxenbichler, Fanny Author: Daxenbichler, Fanny Recipient: Haeckel, Ernst Dating: 14.02.1916
BRIEF [O.A.] Daxenbichler, Fanny Author: Daxenbichler, Fanny Recipient: Haeckel, Ernst Dating: 28.02.1916
BRIEF [O.A.] Daxenbichler, Fanny Author: Daxenbichler, Fanny Recipient: Haeckel, Ernst Dating: 26.10.1916
BRIEF [O.A.] Robert Pfleumer Author: Robert Pfleumer Recipient: Haeckel, Ernst Corporation: Buch- und Kunstdruckerei Dating: 20.11.1916