Hans Meyer's East Africa Expedition 1911: the Muwissi Mountains and the Western Land Mountains of Rwanda and Urundi (2nd part) edited by W. Rux under the direction of Paul Sprigade and Max Moisel - Berlin 1913 Zur Zwischenablage hinzufügen Geheimes Staatsarchiv Preußischer Kulturbesitz, XI. HA, AKS, F Nr. 51262 Akt(e) 1913 Teil vonSecret State Archive of Prussian Cultural Heritage (Archivtektonik) Colour print; 42 x 51 cm; 1:300000; In: Map collections of the Secret State Archives >> General map collection (inventory)