'some water damage up to sheet 408' - Tour to Lake Chad on 6.8.1904 (Governor von Puttkamer) - Preparations for the tour (among other tour requests

Kusseri. - Establishment of the Residentur in the old Rabeh Palace by Governor von Puttkamer, 3 Nov. 1903 [fol. 1 - 10] Kusseri. - Appointment of Lieutenant Stieber as provisional Resident, 2 Nov. 1903 [fol. 10 - 18] Reports of the departments of the general administration. - Kusseri November 1903 - January 1904, 1903 - 1904 [fol. 21 - 56] Kusseri. - Budget 1904/05 (draft), 1903 [fol. 34] Regional border affairs. - Kusseri [fol. 39 - 71] Musgum expedition from 8 February to 20 March 1904 (Lieutenant Stieber), 1904 [fol. 57 - 161] River navigation. - Exploration of a water connection between Chari and Benue, 1903 [fol. 58 - 59] Europeans. - Distribution of the European members of the Schutztruppe for Cameroon. - Lists, some with names. - Dikoa, 11 June 1904 [fol. 67] Boundaries with the British possessions. - Boundary relations with British-Bornu, 1902 - 1906 [fol. 69 - 72] Boundaries with the British possessions. - Protests and enquiries about English border incursions against Bornu, 1902 - 1904, 1907 [fol. 73 - 77] Reports of the departments of the general administration. - Kusseri March-December 1904 [fol. 83 - 178] Kusseri. - Appointment of Captain Langheld as Resident. - Proposal of the command of the Schutztruppe for Cameroon, 29 August 1904 [fol. 94 - 95] External relations. - French Central Africa, 1904 [fol. 96 - 114] Borders with the French possessions. - Franco-German border agreement of 15 March 1894. Note to Great Britain on the validity, 1904 [fol. 121 - 125] Schutztruppe für Kamerun. - 1st Company. - Use of the company stationed in Garua as an expeditionary company and its further deployment. - Order by Governor von Puttkamer, 20 November 1903 [fol. 128] Assassination of the Deputy Resident in Garua, Captain Thierry, on 16 September 1904 near Mubi. - Initiation of immediate measures by the Kusseri Residency. - Report by Lieutenant Stieber, 6 October 1904 [fol. 180] Conditions in the district and the tasks to be performed by the governorate in the near future. - Secret memorandum by District Officer Steinhausen and Deputy Surgeon Hösemann, (signature uncertain), 16 Nov. 1903, 29 Dec. 1903

Lange, Erich (1889 - 1965) Prof. Dr.phil.; Professor of Fuel Geology 1946 President of the German Geological Survey; Director of the Geological Service of the GDR The estate contains: Excerpts from the file 1957 "Preparation of the commemorative event 10 years StGK (Staatliche Geologische Kommission) (contains among other things: material, elaborations and handwritten notes) Correspondences Personal letter of Gottlieb A. Seberna Handwritten notes among other things from and to geological books, to Cameroon, manuscripts to geological observation in French, German and English. Colonies (e.g. East-Adamaua), excerpts from the journal of the German Geological Society vol. 84(1932), photographs of tree trunks in a basalt stream near Meiganga

Dienststellen der Lokalverwaltung. - Dikoa. - Cancellation of the newly established military post. - Objection by Lieutenant-Colonel Pavel with reference to military requirements, (signature uncertain), July 1902 [fol. 21 - 23] Offices of the local administration. - Dikoa. - Objection by Captain Langheld regarding the possible resurgence of the Emir Subeiru (Zuber) of Jola and his influence on the sultanates in Bornu , (signature uncertain), September 1902 [fol. 26 - 27] Labour and porters. - Measures taken by the protection force for Cameroon to recruit workers from the Jaunde-Wute region and the neighbouring landscapes for the new large planting ventures in the Cameroon protectorate. - Governor von Puttkamer to Captain von Kamptz, 30 March 1899 [fol. 53 - 58] Randad & Stein, Hamburg. - Purchase of 3024 kg of ivory from the Wute-Adamaua expedition worth 54432 marks by the factories in Yaoundé, 20 November 1899 [fol. 66] The Niger Company, Ltd. - violation of the joint treaty by sending an expedition to Tibati. - Complaint by Emir Subeiru (Zuber) of Jola (translation), 22 Mar. 1899 [fol. 87] Local government offices. - Establishment of the Joko military station by Captain von Kamptz and instructions for the head of the station, Lieutenant Nolte, 20 September 1899 [fol. 95 - 96] Local government offices. - Dikoa. - Administration of the military post, 1903 - 1906 [fol. 125 - 126]