Correspondence on missionary activity in East Africa; Memorandum "The Relations of the Bethel Mission to Rwanda by Curt Ronicke (?), 26 p., ms., 1932; Reports on Living Conditions in Internment Camps and Letters from Internees, 1939-1944; Settlement of Grants for the Hospital in Bumbuli, 1963

Correspondence, 1933-1965; Instruction and personnel questionnaire, 1936; Medical report for Käte Hamann, teacher in Lwandai, 1937; Report on "Medical Missionary Council in Dar-es-Salaam, July 1938; Annual reports of the Mission Hospital in Bumbuli, 1938-1939; "Die Aussätzigen in der Bethel-Mission, 1939; Letters from the internment camps Andalusia and Salisbury, 1940-1947

"Inexhaustible wealth, Africans report on their journey to Jesus, 30 p., 1939; obituary of Martin Personn (son), 1939; The districts of Wuga and Bumbuli in the war (towards the end of 1939); deed of ownership of the burial place of Martin Personn in Bethel, 1942; map of Usambara and Buhaya, n.d. ; A walk through the parishes of Usambara and Tanga-Digo today, 8 p. ms.., 1958; death announcement by Hermann Personn, 1960; correspondence with Marie Personn (wife), 1961-1965

Curriculum vitae and health certificate for Elisabeth Reiß, married Rorarius, 1910; correspondence with Elisabeth Reiß, 1911; correspondence with Elisabeth and Paul Rorarius, 1909-1973; curriculum vitae and health certificate for Elisabeth Reiß, 1910; correspondence with Elisabeth Reiß, 1911; correspondence with Elisabeth and Paul Rorarius, 1909-1973. Copies of testimonies, 1910; medical testimonies, 1910 and 1911; hiking booklet for the members of Evangelischer Jünglingsver-eine as print, probably 1898; correspondence during the internment in Ahmednagar in India, 1914-1920; reports and articles in German Circular letters from Bumbuli, 1927-1938; "Mit meiner Baugruppe durch Usambara u. Digoland, 1929; "Wie die Mtaikirche zu einem neuen Dach kam, 1931; Ariernachweis für Winfried Rorarius (Sohn), 1935; Ärztliche Zeugnisse für Familie Rorarius, 1939 u. 1941; Little Lutheran Catechism in Swahili as print, 1939; "Handwerksbetriebe der Bethel-Mission in Ostafrika, 1969; Obituary for Paul Rorarius, 1973