1901-1911 in Okombahe, from 1912 pastor in USA, among others in Scotland S. D.; Letters and Reports, 1900-1912; Curriculum Vitae (3 versions), 1892-1894; Testimony for Hugo Baumann, 1912; Correspondence with Hugo Baumann, 1923-1954; Correspondence with Anna Baumann, née Hartwig, 1956-1960;

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;

1906-1953 in Okombahe, Otjimbingue, Karibib, Grootfontein, Walvis Bay; letters and reports, 1906-1956; curriculum vitae (2 versions), testimonies, letters, 1899-1906; letters of friends (hectographed); obituary for Karl Schmitz, 1957; correspondence with family Schmitz, 1960-1965;

1891-1900 in Okombahe; Letters, station and annual reports, statistics, 1890-1901; Report on Okombahe by Daniel Cloete, 1891; copy e. letter by Chief Manasse Tjeseta, 1894; contract (copy) of the German government with Captain Cornelius, 1894; letter of the voluntary evangelist Julius Kaitjenonjungu, 1897; sketch of the map. Station Okombahe, 1898; Correspondence Wilhelm Schaar with Friedrich Wilhelm Gottlieb Viehe, 1900; Correspondence with Mrs. Martha Schaar, née Sapel, report on the death of Wilhelm Schaar, 1901; private letters to Inspector Johannes Wilhelm Karl Spiecker, 1890-1898; obituary for Mrs. Martha Schaar, 1942; correspondence with the Schaar family, 1919-1956;