00813cam a22002411  4500001001300000003000400013005001700017008004100034010001700075035001900092040004600111042001200157050001500169082001100184110005200195245006200247260002000309300003300329490007600362650001200438650003700450810008400487gs 42000044 DLC20260227111347.0800924s1941    ncuab        s000 0 eng c  ags 42000044   a(OCoLC)6746759  aU.S. Geol. Survey. Libr.cNcCUdNcCUdDLC  apremarc00aTN942b.N6  a553.611 aNorth Carolina.bDivision of Mineral Resources.10aManufacturing china clay opportunities in North Carolina.  aRaleigh,c1941.  a24 p.billus., maps.c25 cm.1 aNorth Carolina. Dept. of Conservation and Development. Bulletinvno. 40 0aKaolin. 0aClay industrieszNorth Carolina.10aNorth Carolina.bDepartment of Conservation and Development.tBulletinvno. 40.