BRIEF [O.A.] Macanlay, B... Stuart Author: Macanlay, B... Stuart Recipient: Haeckel, Ernst Dating: 20.05.1911
BRIEF [O.A.] Madge, Elliot Walter Author: Madge, Elliot Walter Recipient: Haeckel, Ernst Dating: 14.02.1905
BRIEF [O.A.] Oomayourubagham, M... Author: Oomayourubagham, M... Recipient: Haeckel, Ernst Dating: 29.05.1912
BRIEF [O.A.] Phillott, D... C... Author: Phillott, D... C... Recipient: Haeckel, Ernst Corporation: Asiatic Society of Bengal Dating: 21.03.1906
BRIEF [O.A.] Henderson, J... R... Author: Henderson, J... R... Recipient: Haeckel, Ernst Corporation: Museum House Dating: 16.04.1914
BRIEF OHNE UMSCHLAG Rottenburg, Paul von Author: Rottenburg, Paul von Recipient: Haeckel, Ernst Dating: 22.01.1914
BRIEF OHNE UMSCHLAG Rottenburg, Paul von Author: Rottenburg, Paul von Recipient: Haeckel, Ernst Dating: 17.01.1914
BRIEF OHNE UMSCHLAG Rottenburg, Paul von Author: Rottenburg, Paul von Recipient: Haeckel, Ernst Dating: 14.01.1914
BRIEF OHNE UMSCHLAG Rottenburg, Paul von Author: Rottenburg, Paul von Recipient: Haeckel, Ernst Dating: 12.01.1914
ANSICHTSKARTE Rottenburg, Paul von Author: Rottenburg, Paul von Recipient: Haeckel, Ernst Dating: 27.12.1913