00999cam a22002771  4500001001300000003000400013005001700017008004100034010001700075035002000092040001800112042001200130050002200142051002600164100002100190245008900211260004200300300005900342490007300401500007000474504002500544650001100569650006600580810005800646999001700704gs 37000261 DLC20260227111342.0860218s1937    sa ab    b    000 0 eng    ags 37000261   a(OCoLC)13164055  aDLCcNhDdDLC  apremarc00aQE325b.A53 no. 9  aTN948.O2bB3cCopy 2.1 aVisser, D. J. L.14aThe ochre deposits of the Riversdale district,bCape Province,cby D.J.L. Visser ...  aPretoria,bGovernment printer,c1937.  a21 p. incl. illus., tables, diagrs.bfold map.c24 cm.1 aSouth Africa. [Geological Survey] Geological series. Bulletinvno. 9  aAt head of title: ... Union of South Africa. Department of mines.  aBibliography: p. 21. 0aOcher. 0aMines and mineral resourceszSouth AfricazCape of Good Hope.2 aGeological Survey (South Africa).tBulletin ;vno. 9.  c27386d27386