Negotiations about universities abroad in the Association for Commercial Education Ajouter au presse-papier Staatsarchiv Hamburg, 361-5 II_A c 17 Dossier 1916 Fait partie de State Archives Hamburg (Archivtektonik) In: Creation and expansion of departments of the Colonial Institute and of the lecture system
Negotiations with the Federal Foreign Office on the work of the Colonial Institute's intelligence unit Ajouter au presse-papier Staatsarchiv Hamburg, 361-5 II_A c 5 Dossier 1914 Fait partie de State Archives Hamburg (Archivtektonik) In: Creation and expansion of departments of the Colonial Institute and of the lecture system
