a.o: List of the chiefs and number of their people in Bata; Feb. 20, 1916; also contains: "Decree of the Governor of Cameroon; Karl Ebermaier; on the crossing of the border of German officials and employees to Rio Muni on official business"; remark; file was created during the relocation of the Yaoundé district to Bata (Rio Muni, Spanish property) due to the war;

Photos from the time of the German colonial rule in Cameroon: Yaoundé and surroundings (buildings, visits, festivals), "natives", travels in Cameroon, transfer of the colonial administration to Rio Muni (Spanish possession)

Correspondences and notes on the history of the German colony of Cameroon; reports on district trips; materials on the transfer to the Spanish Rio Moni colony (1916). (as of 1977)