Coloured soldier with heliograph" (OT) Ajouter au presse-papier VIII A 18437 Dossier Fait partie de Ethnological Museum, National Museums in Berlin photography In: Ethnological Museum, National Museums in Berlin >> VIII A Dernburg, Bernhard
heliograph station Ajouter au presse-papier 1989/1100 Dossier zwischen 1914 und 1918 Fait partie de German Historical Museum Foundation In: German Historical Museum Foundation