Contains among other things: Map of the Torricelli Mountains, M.: 1:75 000, 1907/1909

Contains among other things: Map of the Minjem-Kabenau region, 1907

Contains among other things: Map of Kaiser-Wilhelmsland - Astolabe Bay - Minjem-Kabenau area, M.: 1:25 000, n.d.

Robert Koch (center with tropical helmet) and the German governor of New Guinea Rudolph von Benningsen (3rd from right) on the malaria expedition to New Guinea / Photographer: Scherl

Correspondence and minutes of negotiations

Architecture; location: Buka or North Bougainville

Coconut plantation; location: Labongai (?), Neumecklenburg (?)

Contains among other things: The Results of the Sepik Expedition and the Future Exploration of Kaiser Wilhelmsland, 1914 The Surveying Airship Expedition to New Guinea, 1914 Estimate for the Economic Plan of the German Surveying Airship Exhibition in San Francisco, 1915