The geology of the country between Springs and Bethal : an explanation of sheet no. 51 (Bethal) /
F. A. Venter, H.F. Frommurze.
- Pretoria, South Africa : The Government Printer, 1934.
- 87 p. : photos, graphs.
At head of title Union of South Africa. Department of mines. Geological survey. Authority of the Honourable Minister of Mines.
Bibliography : p. 74.
Geology--South Africa --Transvaal. Groundwater--South Africa --Transvaal.