00973cam a22002531 4500 gs 34000134 DLC 20260227111338.0 860218s1934 sa af 000 0 eng c gs 34000134 (OCoLC)13163519 Library, U.S. Geological Survey NhD DLC premarc QE325 .A53 no. 1 QE325 .A6 1934 Copy 2 Nel, Louis T. (Louis Taylor), 1895- The Witwatersrand system in the Klerksdorp-Ventersdorp area: a preliminary report, by Louis T. Nel ... Pretoria, The government printer, 1934. [3]-32 p. illus., 2 fold. pl. 24 cm. South Africa. Geological Survey, Geological series. Bulletin no. 1 At head of title: ... Union of South Africa, Department of mines. Geology South Africa Witwatersrand. Geological Survey (South Africa). Bulletin ; no. 1. 27102 27102