= I.a. Hastings Kamuzu Banda (1898-1997, president of Malawi): signature; Yakubu Gowon (b.1934, Commander-in-Chief of Nigeria): autograph signed typescript letter; Imwiko Lewanika (±1884-1948, paramount chief of Barotseland): autograph signed letter to "My daughter"; Joseph Kasavubu (1913-1969, president of Congo): signed photogr. portrait; Kenneth Kaunda (b.1924, president of Zambia): signed photogr. portrait; Jomo Kenyatta (1893-1978, president of Kenya): signature; Khalifa bin Harub (1879-1960, sultan of Zanzibar): signature; Lewanika I (1842-1916, King of Barotseland): signed picture postcard; Kwame Nkrumah (1909-1972, prime-minister and president of Ghana): short autograph signed typescript letter; Milton Obote (1925-2005, president of Uganda): signed photogr. portrait; William Tubman (1895-1971, president of Liberia), signed compliment card, in orig. stamped and addressed envelope.