7 essays and reports on Bukoba by Ronicke, Hagena, Scholten, Johanssen & Näsmark

Report on the current situation of youth education in Bukoba, 1932; The Association of Protestant Communities in Hayalande, 16 p., ms., 1932; Correspondence, partly confidential, 1932-1933

Correspondence, reports and newsletters; The Bukoba Anniversary Celebration (25 years); Letter from Andrea Kajejero (original and transmission); Map of Bukoba with the stations drawn in; minutes of the main Lucco Nahamba-Ihangiro (December only)

Letters, circulars, reports from Bukoba and Kijunja by Maria Fröhlich, 1929-1935; circulars by W. Hosbach, Brothers and Sisters number 1-7 by H. Scholten, 1934; letter by Christiane Blasyo Kashasha, 1934; letter by Josua Hermas, 1934; letters and cards by Martha and Wilhelm Hosbach, 1949-1958