Correspondence and Reports, 1910-1917; Report on the current situation and the most important problems of the Rwanda mission by Missionary Roehl, 27 p., ms., 1913; Conference Protocols, 1928-1938; "Church Mission Society and Bethel Mission in Bukoba von Johanssen, 23 p., ms..., 1929; Discussion with Oldham about division of territory, 1930-1931; Minutes of a meeting of the mission societies working in East Africa on 04.07.1932 in Dresden, 1932; The Jubilee Year of our mission society of H. Scholten, 39 p., ms. 1936; "Gedanken zur Begründung einer Eingeborenenkirche Buhaja von H. Scholten, 19 p., ms., 1938; Gemeindeordnung Buhaja, n.J.; Ordnung der Gemeinde- u. Kirchenvertreter-Versammlung in Buhaja, n.J.; Kirchenzuchtordnung, n.J.; Kartenskizzen, n.J.

Copy of the contract of the Bethel mission with the Belgian Society for Protestant Mission in Congo concerning the mission stations in Rwanda, 1921; translation of letters by Kirinda-Christians, 1925; interpellation to the Friends of the Mission in Rwanda by Miss. Ernst von der Heyden, 16 p., ms., 1931; "My impressions of the missionary work in Rwanda by Insp. Curt Ronicke, 17 p., ms., 1931; reports to the Belgian Society for Protestant Mission in Congo, 1930-1938; "Relations of the Bethel Mission to Rwanda, 26 p., ms., N. N., 1933; "Life story of the Tutsi with the name Mpfizi recorded in Lupembe 1934, 1972 as copy

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

A missionary study on "Leadership and Experience by Ernst Johanssen, conceived by his son-in-law Pastor Gerhard Jasper Sr., about 1940; documents on "Leadership and Experience by Dr. Ernst Johanssen, published after his death by his son-in-law Pastor Gerhard Jasper Sr., including source texts, remarks and correspondence on "Leadership and Experience, Sources on the Relationship of the Bethel Mission and Church Mission Society, Rwanda and the final section

Correspondence, circulars, etc.; "Die Berliner Mission in Ostafrika 9 S., ms., N. N., ca. 1943; "The German and non-German Evangelical Missions in German East Africa, Rwanda, Burundi, Cameroon, Togo, German Southwest Africa, ca. 1943; "Brief overview of the Bethel Mission, 5 S. by Curt Ronicke, ca. 1944