Essay "Die Werbearbeit der Bethel-Mission, (presumably 1920-er Jahre), 16 p., N. N.; advertising material of other mission societies; member card Bethel-Mission e. V.

Correspondence from Rorarius, accounts, etc.; "Christmas Greetings from Bethel, 4 p., printed, December 1935; flyer "We have promised our help from Friedrich von Bodelschwingh with an essay "Das rufende Land (Usambara) von Rorarius, September 1935

Evangelischer Afrikaverein, a.o. leaflets; German Colonial Society; "Philafrican Liberators League in New York: Statutes and Call of Chatelain; German Oriental Mission; Theological Society in Greifswald; Mission Conference of the Province of Brandenburg; YMCA Berlin; Student Union for the Mission; "Eine deutsche Kolonialschule, Denkschrift des Evangelischen Afrikaverein; Evangelischer Verein für Kirchliche Zwecke in Berlin; Deutscher Frauenverein für Krankenpflege in den Kolonien

Letters, reports, invoices, 1901-1910; So-called "Burensache, i. e. the employment of two Boers from Transvaal, father and son of Folker, who could not return to their homeland, 1902-1903; "Baptism of the first fruits of Gombero, December 1906; Plan of the Mission House in Gombero (Digo), 1907; Call to Organize a German Protestant Church in Tanga u. in the hinterland, printed flyer, 1909; A copy of the "Usambara-Post with an essay by Delius about "Die deutsche evangelische Kirchengemeinde von Tanga u. Hinterland vom September 1909

Contains among other things: Flyers; Grants of aid; Invitations to various events; Overview of previous activities, July 1924; Der Weg zur Freiheit, No. 7/8 of 1924, No. 7/8 and 9 of 1925, No. 3 and 5 of 1926, No. 9 of 1927, No. 18/19 of 1928; Simplicissimus, No. 13 of 23.6.1924 (War Debtor); Brochure "Russia and France on the Road to the World War. From the diplomatic correspondence of a Russian statesman", 1925; annual report for the year 1925; protest rally on 2 March 1928 in Berlin against the incorporation of D e u t s c h - O s t a f r i k a into the British colonial empire. see also no. 2573