00944cam a22002411  4500001001300000003000400013005001700017008004100034010001700075035002000092040004600112042001200158050002200170051002800192100004200220245010900262260004600371300004300417490007200460500007000532650004200602810005800644gs 34000134 DLC20260227111338.0860218s1934    sa af         000 0 eng c  ags 34000134   a(OCoLC)13163519  aLibrary, U.S. Geological SurveycNhDdDLC  apremarc00aQE325b.A53 no. 1  aQE325b.A6 1934cCopy 21 aNel, Louis T.q(Louis Taylor),d1895-14aThe Witwatersrand system in the Klerksdorp-Ventersdorp area:ba preliminary report,cby Louis T. Nel ...  aPretoria,bThe government printer,c1934.  a[3]-32 p.billus., 2 fold. pl.c24 cm.1 aSouth Africa. Geological Survey, Geological series. Bulletinvno. 1  aAt head of title: ... Union of South Africa, Department of mines. 0aGeologyzSouth AfricazWitwatersrand.2 aGeological Survey (South Africa).tBulletin ;vno. 1.