see also RMG 1.593,[the typescript bears the note "Archiv Karibib, Rheinische Mission"]; In distant worlds: Letters from a German missionary woman in d. Homeland, covering the years 1863-1903 with interesting descriptions of life at the mission stations Berseba, Keetmannshoop, Windhoek, Warmbad, Komaggas, Southwest Africa, 120 p., ms., no year;