Book printer, construction technician, 1909-1915 in Okahandja, Okombahe, Gibeon, 1920-1924 on Sumatra; curriculum vitae, application documents, certificates, 1908-1909; letters and reports from Southwest Africa, 1909-1915; correspondence with and about Johannes Jürgens, 1920-1935;
Rhenish Missionary Society1859-1860 in Steinkopf, 1859-1867 in Berseba, Gibeon, from 1869 preacher in South Russia letters and diary reports;
Rhenish Missionary Society1864-1879 in Berseba, Gibeon, homeland service, 1883-1913 as missionary preacher in Herford (Agent d. RMG); letters, diary extracts, station reports, contributions for the "Little Missionary Friend"; letters from African school children, petition from the parish of Gibeon, 1865-1881; letters from Herford, 1883-1916; manuscript: "From the portfolio of mission agents", 38 p., ms., 1903; copy of the "Mission Chronicle from Herford", activity report on the years 1883-1918
Rhenish Missionary Society