Kuczynski, Robert René (1876-1947)(2)
African Research Survey (London)(1)
Carr-Saunders, Alexander M.(1)
Deutsches Literaturarchiv Marbach (2005-)(1)
Frederick Muller Ltd. (London)(1)
Großbritannien. Colonial Office (-1966)(1)
Großbritannien. Commission on Population(1)
Hailey, William Malcolm Hailey(1)
Institut colonial international(1)
International Institute of African Languages and Cultures (1926-)(1)