Author
Niger Coast Protectorate (Nigeria)
8
Pan Africanist Congress of Azania
7
Great Britain. Parliament
6
Great Britain. Colonial Office
4
Protectorate of Southern Nigeria (Nigeria)
4
African National Congress
2
African National Congress. Youth League. Orlando Branch
2
Bureau of African Affairs (Accra, Ghana)
2
East Africa Protectorate
2
Pan Africanist Congress of Azania. Revolutionary Command
2
Pan Africanist Congress. Dept. of Publicity and Information
2
Kenya
1