ANSICHTSKARTE Becker, Franz Johann Jakob Emil Author: Becker, Franz Johann Jakob Emil Recipient: Haeckel, Ernst Dating: 1916
ANSICHTSKARTE Haeckel, Walther et.al. Author: Haeckel, Walther et.al. Recipient: Haeckel, Ernst Dating: 23.07.1916
ANSICHTSKARTE Kimura, T... Author: Kimura, T... Recipient: Haeckel, Ernst Corporation: Kobe College Dating: 01.01.1916