Autor
Exposition internationale Bruxelles-Tervueren
2
Exposition universelle d'Anvers
2
Liebrechts, Charles, 1858-1938
2
Berlin West Africa Conference
1
Geelhand, M. A.
1
Harvard African Expedition
1
International Congress of Africanists
1
Jadot, J. M. (Joseph Marie)
1
Oppelt, Gustave, 1817-1888
1
Reyner, Anthony S.
1
Strong, Richard Pearson, 1872-
1
Thys, Albert
1