Bleloch, W. E. (William Edwin),1863-
By W. E. Bleloch. Author of "The new South Africa". An explanatory treatise to accompany a Geological map of a portion of the southern Transvaal and a portion of the northern Orange Free State, illustrating a new reading of the geology of the Witwatersrand system in these areas.
30 pages. : illustrated ; 25 x 14 cm. and folded coloured map. 29 x 14 cm.
Geology. Transvaal. Maps , Geology. Gauteng. Maps , Geology. Orange Free State. Maps , Gold mines, South Africa, Maps