Kiautschou - plans and sketches for mining and railway construction (Evervat Nr. 13) Ajouter au presse-papier BArch, RM 3/7073 Dossier 1902 Fait partie de Federal Archives (Archivtektonik) In: Measures for economic development and development Office du Reich à la Marine
Mountain range in D e u t s c h - O s t a f r i k a Ajouter au presse-papier BA 2011/121 Dossier zwischen 1913 und 1918 Fait partie de German Historical Museum Foundation Stereoglasdia * In: German Historical Museum Foundation
Road with a view of a mountain range in D e u t s c h - O s t a f r i k a Ajouter au presse-papier BA 2011/50 Dossier zwischen 1913 und 1918 Fait partie de German Historical Museum Foundation Stereoglasdia * In: German Historical Museum Foundation