Correspondence; Statutes Duisburger Missionshilfsges., Dr.; Reply letter of the priest asked for membership in the extended advisory board of the Deputation, 1865; Correspondence with the Hilfsges., 1870-1895; Circular letter to the chairmen of the Hilfsges. and answers thereto, 1886-1895; The German people's Christian duty, Call for missionization in German colonial areas, Dr.; Invitations to annual festivals of the Lüdenscheider Hilfsverein, Dr, 1887, 1895; Invitations to the annual festivals of the Märkische Hilfsverein, Dr., 1886 1887; leaflets "Die Rheinische Mission am Ende des Jahres...", Dr., 1887-1890; same at the beginning of the year...", Dr., 1892-1895; Die Position der Rhein. Mission to the East African. Mission, Dr., 1891; pamphlets of the Märkischer Hilfsverein, Dr., 1891 1894; pamphlet of the Lenneper Hilfsverein "Wie stehts mit unserer Missionsarbeit", Dr., 1892; annual reports of the Märkische Missions-Hilfsverein, Dr., 1887-1894 1898