Hobley, L. F. Opening Africa. by L. F. Hobley ;pictures by Richard Ogle and G. Randall; maps by Clare Thornhill. - London: Methuen & Co.; 1959. - 76 p. illus. 22 cm. Subjects--Geographic Terms: Africa--Discovery and exploration. LC Class. No.: DT3 / .H6 Dewey Class. No.: 960