German colonial civil servant with African helpers in the camp during the ascent of the K a m e r u n mountain Ajouter au presse-papier BA 2015/1614 Dossier 1910 Fait partie de German Historical Museum Foundation In: German Historical Museum Foundation Koch, Carl
Tent camp of an expedition in the jungle Ajouter au presse-papier BA 2015/1610 Dossier 1914 Fait partie de German Historical Museum Foundation In: German Historical Museum Foundation Koch, Carl