00960cam a22002531  4500001001300000003000400013005001700017008004100034010001700075035002000092040004600112042001200158050001600170100003600186245007300222260004600295300003800341490007300379500007000452500005100522650001200573650006300585810005800648gs 35000170 DLC20260227111339.0860218s1935    sa ab         000 0 eng c  ags 35000170   a(OCoLC)13163676  aLibrary, U.S. Geological SurveycNhDdDLC  apremarc00aTN967b.K851 aKupferbürger, Wilhelm,d1896-14aThe travertine deposits near Port St. Johns,cby W. Kupferburger ...  aPretoria,bThe Government printer,c1935.  a15 p. incl. maps., diagr.c24 cm.1 aSouth Africa. Geological Survey. Geological series. Bulletin,vno. 4  aAt head of title: ... Union of South Africa. Department of mines.  aPublication of the Geological survey division. 0aWinter. 0aMines and mineral resourceszSouth AfricazPort St. Johns.2 aGeological Survey (South Africa).tBulletin ;vno. 4.