1877-1913 in Grootfontein, Warmbad, Rietfontein; Letters and reports, 1877-1916; Curriculum vitae of the aspirant Heinrich Pabst, Schuhmacher, 1872; sketch of the Kalahari and its inhabitants, lecture at the conference on Keetmanshoop, 20 p., 1895; request of Margarethe Buß for a birth certificate, 1942;

Curriculum Vitae of Otto and Lydia Milk, née Grüber, 1938; Ordination Certificate, Instruction, Vow of Deputation, 1938; Correspondence for Exams and for Employment, 1938; Address by Praeses Koch at the Ordination of Otto Milk and Hassenpflug, 1938; "Der Missions Gedanken bei Vater Bodelschwingh von cand. theol. Otto Milk, 26 S. ms.., about 1937; correspondence and letters of friendship, 1938-1939; correspondence with the Milk couple during their internment, 1940-1947; correspondence during their work in Wupperthal with Clan-william in Kapland (South Africa), Keetmanshoop and Okahandja (Southwest Africa), also annual reports and Letters from Friends, 1948-1954; Letters and reports from the Paulinum in Karibib and Otjimbingue, especially from Singwochen, 1955-1966; "Omahungi (ein Gemeindeblatt), Druck, 1955-1958; 25 letters of thanks from Paulinum students to Pastor Curt Ronicke, 1958; Korrespondenz zur Altersversorgung der Eheleute Milk, 1937-1970

1904-1908 in Hoachanas, Keetmanshoop; curriculum vitae and application documents, 1898; letters and reports, 1904-1908; personal sheet and inventory list, 1908;

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

1938-1947 Bethelmission, 1948-1966 in Keetmanshoop, Okahandja, Otjimbingue, 1967-1973 Landes-propst d. DELK in Southwest Africa; Letters and Reports, Corrrespondence; Inauguration of the. Peace Church in Okahandja, 7.12.1952; reports about the singing weeks in Okahandja; letters of local Christians, evangelists and pastors, among others by Andreas Kukuri, Hezekiah Kapembe, Adolf !Nowaseb

1913-1953 in Rietfontein, Keetmanshoop, Rehoboth; Letters, reports, correspondence with various personalities of the mission leadership, 1912-1966; curriculum vitae, testimonies, 1906 1912; From the History of the Missionary Station, (Rehoboth), 5 p. ms. Fragment, 1945; From people I met on the country road of my life until my 75th birthday, 80 p. ms. (p. 51-64 missing), 1958; Correspondence Siegfried Groth with Wilhelm and Bertha Lind, née Winkel, 1962-1967; obituary for Wilhelm Lind, 1966;

Annual and semi-annual reports, by Friedrich Hermann Rust, Wilhelm Lind, Gottfried Tötemeyer and Friedrich Gustav Eisenberg, 1926-1940; reports on school and nurse work by Katharina (Käthe) Fritze, Minna Sachs, 1926-1946; report on Rietfontein's 50th anniversary with "Jubelgesang", Dr., June 1935

1903-1951 in Berseba, Keetmanshoop, Swakopmund; letters and reports, 1903-1958; curriculum vitae, certificates, medical certificate, 1894-1903; obituary for Mrs. Elfriede Eisenberg, née Schmitz, 1956; obituary for Friedrich Gustav Eisenberg, 1958;