Alford, Charles J. Geological features of the Transvaal, South Africa. By Charles J. Alford. - London, E. Stanford, 1891. - vi, [2], 69 p. VIII pl. (partly col., incl. maps) fold. map. 22 cm. LCCN: gs 08000109 Subjects--Topical Terms: Geology--South Africa--Transvaal. LC Class. No.: QE324 / .A6