Teacher, Head of the Augustineum, 1907-1920 Okahandja, Windhoek, from 1922 preacher in USA ; letters and reports, 1907-1920; curriculum vitae (2 versions), references, cover letter, 1899-1918; Organisation d. Windhoek Mission Schools, 1913; Statistics and Timetable, 1918; Curriculum Vitae and Testimonies of Margarethe Nowack, née Werth, 1907; Correspondence with the German Colonial Society about reimbursement of travel home fees for Kurt Nowack, 1923;

Station, annual and travel reports; joint letters, among others by Carl Hugo Hahn, Johannes Rath, Franz Heinrich Kleinschmidt and others; reply by the deputation; report on peace negotiations on Schmelens Verwachting (Okahandja), 1870; detailed information on the peace negotiations in the region. Explanatory notes on the Mission Trade Society, 1871; Communication by Carl Hugo Hahn on his resignation from the RMG, 1872; Decisions on the Church Constitution and on the German Constitution for the Church Forms, 1873; Carl Hugo Hahn's statements on this and linguistic changes 1874 1875; Reports, by Daniel Cloete from 1873; Statistics, Status: May 1876; Über d. Gottes- u. Opferbegriff d. Herero, Referat, C. Heinrich Beiderbecke, 43 p., hs., 1877; Schulordnung für d. Schulen im Bereich d. sog. Herero-Konferenz, 1877; Instruction for teachers trained in the Augustinum, 1877