Missions-Farmer, 1912-1941 in Okahandja, Omburo, Okombahe, Usakos; Curriculum Vitae, 1904; Curriculum Vitae, Application, Testimonies, 1912-1913; Instruction as Mission Farmer, 1913; Letters and Reports, especially from Omburo, 1913-1921; Examensbericht d. Missions-Seminars, 1928; Correspondence from Usakos, 1931-1939; Message about internment, 1939; Report about the death of Ernst Wilhelm Römer in Kimberley and obituary, 1941; death certificate and obituary for Mrs. Rosa Johannette Römer, née Huppert, 1956;

Missions-Handwerker u. Farmer, 1907-1913 in Usakos, Grootfontein, Gaub, Korab, Omaruru, Outjo; Letters and Reports, 1908-1913; Correspondence in the dispute August Heinrich Johann Dresselhaus, 1914-1923; Court Acts August Heinrich Johann Dresselhaus ./. RMG, 1921; Instructions for August Heinrich Johann Dresselhaus, 1907 1912; Zeugnis d. Agricultural Winter School Vohwinkel, 1914; Curriculum Vitae, 1906;

Missionary farmer, farm manager, 1910 Tsumeb, Usakos; correspondence for dismissal;

1868-1920 in Okahandja, Usakos; Reports & Letters, 1868-1918; Notes about the first baptism on Okahandja, Jan. 1873; Short history of: Jonker Afrikaner, as he met Damras, March 1873; station reports by Okahandja, 1888-1893; letters to and from missionary Peter Heinrich Brincker, 1888 1890; copy of correspondence with commissioner Nels u. Maharero Tjamuaha, 1890; Report of the Evangelist Elia Kandirikirira, 1891; Presentation: "Is it appropriate that Christians won by evangelists gather in parishes or return to their relatives", 6 pages, hs., 1891; Friedrich Wilhelm Gottlieb Viehe: Opinion on Herero land sales, 1887; Report on the increase in Herero's impoverishment through robbery, request for ideas from the German government, 1902; Reports on the Herero Uprising, 1904; Contract on the sale of land in Windhoek to the German tax authorities, 1904; Loss of property of the Mission and others, 1904; Contract for the purchase of the so-called "Borchard House" in Otjimbingue to Philipp Diehl, 1908; deed of donation of 5,000 marks from Philipp Diehl to Mission, 1912; congratulatory letter and laudatory speech for Philipp Diehl on his 50th ordination anniversary, 1918

1903-1951 in Otjosazu, Franzfontein, Outjo, Okombahe, Usakos, Swakopmund; letters and reports, 1902-1950; curriculum vitae, application, medical certificate, 1895-1902; sketch of a mission property to be acquired in Outjo, 1905; death announcement for Mrs. Helene Brockmann, née. Upmeyer, 1935; draft e. Präsesinstruktion with notes by Heinrich Vedder, 1938; Kassenbericht d. Generalkasse Südwestafrika, 1947; obituary for Heinrich Johann Brockmann 1951; obituary for Dora Brockmann, née Hollerbaum, 1954;