found: His Im Sattel für Deutsch-Ost, c1927:t.p. (Rudolf de Haas)
found: Galilee, the sacred sea, 1933:t.p. (Rudolf de Hass) cover (R. de Haas)
found: OCLC, April 23, 2020(access points: Haas, Rudolf de; Haas, Rudolf de, 1870-; usage: Rudolf de Haas)
found: Wikipedia deutsch, April 23, 2020(Rudolf de Haas, 1870-1944; German Lutheran pastor and writer, originally from the Rhineland; worked several years in Queensland, Australia; made 2 trips to Africa; the second began 1914, but he was drafted and later a prisoner of war, spending 7 years in Africa; wrote extensively about his travels)