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1. The geology of the country between Springs and Bethal :   Publication: Pretoria, South Africa : The Government Printer, 1934 . 87 p. : , At head of title Union of South Africa. Department of mines. Geological survey. Authority of the Honourable Minister of Mines. Date:1934 Availability: Copies available: Turkeyen Campus Science & Technology [QE325 V35] (1), Actions: Add to cart No cover image available No cover image available
2. The geology and mineral deposits of the Karibib Area South West Africa :   Publication: Pretoria, South Afica : Government Printer, 1942 . 180 p. and 13 p. of plates : Date:1942 Availability: Copies available: Turkeyen Campus Science & Technology [QE339.N34 F76] (1), Actions: Add to cart No cover image available No cover image available