Contains among other things: Trials of the Telefunkengesellschaft against the company Huth because of patent infringements, 1913 range attempts of the Telefunken-Gesellschaft from Nauen to Togo and Sayville (near New York), Nov. 1913 equipment of ships with radio stations, Dec. 1913 radio station of the Deutsche-Südseegesellschaft für drahtlose Telegraphie in Jap (Karolinen) and Nauru (Marshall Islands) in operation, Dec. 1913 radiotelegraphic length determinations between the stations Eiffelturm and Arlington, Dec. 1913. 1913 Wireless telegraphy in and with the German colonies (newspaper clipping of the "Hamburger Nachrichten"), 1914 patent situation in the field of wireless telegraphy, Jan. 1914 Safety of passenger transport by sea (memorandum of the German government), 1912 - 1914 Opening of the Danish radio station Blaavandshuk, 1914 International treaty for the protection of human life at sea, 1914 Range tests of Nauen with the "Cap Trafalgar" in the Atlantic Ocean, with maps, March - Apr. 1914 Minutes of the meeting of the committee for joint work in the field of radiotelegraphy, 14th Feb. 1914

Contains: Printed annual reports for 1936-1938 Contract with Henkel company

Schwierigkeiten des Bezirksamtes Jaunde bei der Trägerbeschaffung für durchreisende amtliche Expeditionen und Handelsexpedition. - Report by District Officer von Krosigk, March 1907 [fol. 27 - 28] Business trip to the upper Njong from 7 November to the end of December 1906 (Captain Schlosser), 1906 [fol. 31 - 34] North Maka expedition from 22 November 1906 - 20 January 1907 (Captain Dominik and Captain Schlosser), 1906 - 1907 [fol. 35 - 130] Akonolinga. - Filling the post of station master until the return of Sergeant Liebert, who had transferred to the civil administration, June-July 1907 [fol. 55 - 64] Akonolinga. - Handover of the station, 1 August 1907 - 1 April 1908 [fol. 59 - 133] Jaunde. - Handover of the station to Bezirksamtmann von Krosigk by Captain Dominik, 23.1.1907 [fol. 72 - 76] Murder of the labour recruiter Voss of the Bimbia plantation of the company C. Woermann on 11.3.1907 near Jaunde. - Enquiry into alleged political motives, 1907 [fol. 78 - 109] Alleged links between a case of cannibalism by Mbo people on a Yaoundé man in Victoria, the murder of Voss and the feared effects of this offence on the administration of the reserve with increasing neglect of the supervision of the Yaoundé tribe. - Statement of the recalled Governor von Puttkamer, 1907 [fol. 93 - 119] Chief Ngutte. - Pardon at the request of Captain Dominik, December 1907 [fol. 113] Strength of the protection force for Cameroon on the occasion of the Anjang uprising and stationing of a powerful expeditionary company in Kribi as an intervention reserve against feared uprisings by the Yaoundé, Bule and other tribes in the Southern District. - Memorandum, 22 August 1907 [fol. 120 - 121] Tour of the Yaoundé district in May 1907 (Lieutenant Müller), 1907 [fol. 136 - 146] Akonolinga. - Conversion into a station to enhance the reputation of the provisional station commander. - Application by Captain Dominik, April 1907 [fol. 134] Bafia. - Report by Major General Müller, about 1907 [fol. 147 - 148]

Inventory number: 070010027001Contains:Mountain district Wied with the villages: Thalhausen, Kleinmaischeid, Großmaischeid, Isenburg, Kausen, Stebach, Roter Hof (today Hof Roth), Giershofen and Brückrachdorf as well as the pit fields: Caspari, Stephan, Henriette, Marienzeche, Kill, With God 2 - 5, 12, 13, 16, 18, 19, 21, 23, 29, 31, 33, 34, 38, 50 and 52, Demetius, Anna 1 - 5, 10 - 15, Siebach (cons.), Eduard, Achtung, Landesgrenze, Schalk 26, Wilhelmsthal, Caspaers I and II, Wilhelminensglück, Zufälligkeit, Unverhofftglück, Märzberg, Georgsgrube, Cameroon, Giershofen, Dernbach, Florian, Polarstern, Dierdorf, Diersdorfia, Wienau, Haniel, Emma I; Bergrevier Dillenburg with the pit fields: Nauroth II - IV, VII; factory building by P. WagemannObject name: site plan; field map; rights overview map. Körpersch: Ernst Giebeler oHGPlanart: Site plan (with north arrow)drawing Design: Positive pause mark Special features: coloured highlightsMaterial: paper laminated on map screenHeight: 88.0Width: 92.2Dimension1: cmScale 1: 10,000companies/institutions: Z. Laura <Iron ore mine, Thalhausen>; Z. Emma <Iron ore mine, Thalhausen>; Z. Mit Gott 29 <Iron ore mine, Isenburg>

Negligent border patrol and smuggling. - Complaints by the North West Cameroon Company, 1911 Border conditions on the Cross River, 1900 Hans Ramsay. Assumption of the general agency of the Northwest Cameroon Company for the protectorate of Cameroon and departure from its services, 1900 - 1903 Granting of trade advantages to the Northwest Cameroon Company through the temporary provision of accommodation and storage facilities in Rio del Rey by the Governorate of Cameroon. - Complaint by Deutsch-Westafrikanische Handelsgesellschaft, GmbH, 1900 Foundation of Bremer Nordwest-Kamerun-GmbH. as a subsidiary of Gesellschaft Nordwest-Kamerun. - Notification, 1911 Sale of the trading business in Duala and Jabassi back to the company Woermann & Co, 1903 Northwest Cameroon Company. - Articles of association, 31 July 1899 Northwest Cameroon Company. - Meetings of the Board of Directors. - Minutes, 12 March 1913 Northwest Cameroon Company. - Meetings of the Board of Directors. - Minutes, 10/10/1913 Northwest Cameroon Company. - Meetings of the Board of Directors. - Minutes, 8.12.1913 Annual reports of the surveyors. - No. 11, 1910 Annual reports of the surveyors. - No. 12, 1911

Forts dégâts d'insectesnn

Contains: Esau, Abraham (Dr.Dr.med. h.c. Dr. phil. born 7.6.1884 in Tiegenhg./Danziggest. 12.5.1955 in DüsseldorfGuest Professor (since 1.3.1949) Shortwave Technology Vapl.Prof. since 1.3.19491949/50 - 1955Study: Physics at the University of Berlin and TH GdanskAfter studying in Gdansk Assistant -1908 with Max Vienna.Doctorate: 1908 in Gdansk (then military time)1912 - 1919 in Togo as head of the receiver laboratory of the company Telefunken1919 - 1925 head of all Telefunken laboratories1925 - 1939 appointment to the University of Jena as head of the institute Technical Physics1935 first as Rector removed by political movement, 1937 however again 1937 on urge of the professors and the student body into his office as Rector appointed; at the same time he became foundation commissioner of the Carl - Zeiss - donation Jena1939 - 1949 he settled as president of the Physikalisch-Technische Reichsanstalt to Berlin over. Since 1949 belonged Professor Esau as a guest professor of the RWTH Aachen, at the same time he was director of the inst. f. For more details see file no. 160a Obituaries.member of the Akademie für Naturforscher und Ärzte in Halle;honorary citizen of the TH Gdansk; honorary senator of the University of Erlangen;honorary doctor of the Med. fac. of the University of Freiburg;member of the aeronautical research of the Forschungsgemeinschaft des Landes NRW.

General political, military and economic conditions. - Mungo area (Suna and Esso villages), 1886 [fol. 3] Cameroon hinterland research expedition (Dr Eugen Zintgraff). - Proceedings in the Mungo area. - Report by Deputy Governor von Puttkamer, 9.12.1890 [fol. 5 - 7] Cameroon Hinterland Research Expedition (Dr Eugen Zintgraff). - Mungo expedition from 27 November to 8 December 1890 (Deputy Governor von Puttkamer): Prevention of impending unrest due to disputes between the Jantzen & Thormählen company and the Duala traders. - Report to the Foreign Office, 9.12.1890 [fol. 5 - 14] Cameroon hinterland research expedition (Dr Eugen Zintgraff). - Dr Zintgraff's continued influence in the Mungo region despite his departure. - Reports of Chancellor Leist, March, April 1893 [fol. 22 - 29]

Réparation des dommages. - Njem rebellion. - Losses of the Gesellschaft Süd-Kamerun in autumn 1903, 1903 - 1904 Violation of the ban on trade in the Nzimu and Njem area by the trader Wenzel of Woermann & Co, August 1905 Request from the Verein Westafrikanischer Kaufleute (Association of German Traders in Africa), Hamburg, concerning the ban on importing gunpowder and rifles to the Protectorate of Cameroon. - Decree of the Ministry of Foreign Affairs, 5.2.1907 Combating disturbances and rebellions - Expedition to the Northern Maka region from 22.11.1906 - 20.01.1907. - Execution - Captain Dominik's report Inspection tour through the Southern Districts from 18.2. until the end of March 1907 (Brigadier General Müller) - Execution, 1907nMap on the submission of the Yetyang region, 1: 200,000, pen-and-ink drawing with coloured markings, June 1907 Expedition on the Ngoko (First-Lieutenant Scheunemann), DKB 1 1907/347-352, 391-399 (map 349), 1904 - 1905 Establishment of the administration in the Ngoko by the expedition on the Ngoko (First-Lieutenant Scheunemann), May-July 1904

Contains among other things: Friedrich, Else, Cameroon, 1938 Götz, Edmund, 1938 Goralszyk, Gabriele, Hindenburg, 1936 Grahn, Hermann, Wittenberge, 1938 Haase, Otto, Kamenz, 1937 Hastedt, Richard, Harburg-Wilhelmsburg, 1938 Hennch, Kurt, Munich, 1935 Company H. Hofmann, Honnef, Buchversand, 1936

Contains among other things: Cameroon, considerations and proposals of the company Jantzen and Thormälen. Hamburg, ca. 1892

Acquisition of the land for the Engelberg mission station and its transfer to the mission's own company Gesellschaft für Schulen, Bodenkultur und Handwerk mbH, Duala (signature uncertain), May 1914 Tiko plantations (signature uncertain), 1909 - 1914

Contains among other things: Contract between the tax authorities of the protectorate Cameroon and the company Grün

Combating unrest and insurrection. - Cameroon hinterland research expedition (Dr Eugen Zintgraff). - Business trip (Chancellor Count Pfeil, Marcus), Greater and Lesser Batanga, Kribi, Kampo, Spanish Muni, Gabon, St Thome (with detailed statement by the Governor of Soden), 1889 [fol. 1 - 54] Trade and commerce. - Establishment of factories of the company Knutson, Valdau & Heilborns Afrikanska Handelsaktiebolag on the Massake, Ndian and Rio del Rey under certain conditions. - Report of the Governor of Soden to the Foreign Office, 1899 [fol. 57 - 59]