1897-1905 in Okahandja, Otjikango, Otjihaenena, Walvis Bay, 1906-1926 Parish office in Brazil including Paraiso, Rio Grande do Sul; letters and reports, 1897-1905; private letters to inspectors, also by Mrs Johanna Hamann, nee. Jansen, 1898-1899; Letter of the community elders of Otjikango with the request to leave Karl Alexander Hamann there (in Herero language), June 1902; Question A. von Falkenhausen because of the fate of his son, Febr. 1904; Reply to the article published in the Schlesische Zeitung: "Ein Bild aus Deutschsüdwestafrika" taken from e. Brief d. Frau von Falkenhausen, June 1904; Report by Ms Johanna Hamann about her experiences during the Herero uprising for d. "Kleinen Missionsfreund", 1905; Testimony for Karl Alexander Hamann, 1906; Letter from Karl Alexander Hamann from Brazil, 1924; Obituary for Karl Alexander Hamann, 1955;