Unbekannt (16)
Humboldt, Alexander von (1769-1859)(2)
Kuczynski, Robert René (1876-1947)(2)
African Research Survey (London)(1)
American Institute of Architects (1857-)(1)
Hailey, William Malcolm Hailey(1)
Heisenberg, Werner (1901-1976)(1)
Institut colonial international(1)
International Institute of African Languages and Cultures (1926-)(1)