"Inexhaustible wealth, Africans report on their journey to Jesus, 30 p., 1939; obituary of Martin Personn (son), 1939; The districts of Wuga and Bumbuli in the war (towards the end of 1939); deed of ownership of the burial place of Martin Personn in Bethel, 1942; map of Usambara and Buhaya, n.d. ; A walk through the parishes of Usambara and Tanga-Digo today, 8 p. ms.., 1958; death announcement by Hermann Personn, 1960; correspondence with Marie Personn (wife), 1961-1965

Contains: Map of the coast from Tanga to Taveta with hinterland to the height of Sume Map of the Speke Golf in Lake Victoria

Contains: Map of the coast from Palma to Tanga with hinterland up to the height of Mahenge Map Usambara - Mombasa - Mkwadja - Malongwe Map of Kilimandjaro

Five letters in family affairs, 1895; Three letters from Africa, 1895-1897; A hand-drawn map of the surroundings of thong, n.a.