Cole, Sonia, 1918-1982. The prehistory of East Africa. - [Harmondsworth, Middlesex] : Penguin Books, [1954] - 301 p. : illus. ; 19 cm. - Pelican books, A316 . Subjects--Topical Terms: Stone age--Africa, East. Prehistoric peoples--Africa, East. Dewey Class. No.: 571.1