1927-1956 in Karibib, Outjo, Berseba, Keetmanshoop; Letters, reports, correspondence with various personalities of the mission leadership, among others with Sieg-fried Groth, de Kleine, Fritz Heinrich Ludwig Harre, Gustav Menzel, 1925-1946; application, testimonies, curriculum vitae, 1913; ordination certificate, 1927; experiences on e. Farm trip to Noitgedacht and Otjimbojo, 1927; curriculum vitae, application, medical certificate by Manfred Neumeister, born 05.12.1926, son of Wilhelm Neumeister, 1945

Missions-Bauhandwerker, 1907-1910 in Outjo, Gobabis; Instruction, 1907; Letters and Reports, 1907-1910; Medical Certificates, 1910; Testimony about his work in the mission, 1912;

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;

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;