LEADER 01718oam 2200445 450 001 9910704039103321 005 20151028170028.0 035 $a(CKB)5470000002437265 035 $a(OCoLC)885281701 035 $a(EXLCZ)995470000002437265 100 $a20140805d1986 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aMineral resource potential and geology of the Black Hills National Forest, South Dakota and Wyoming /$fby Ed DeWitt [and three others] ; with a section on Salable commodities by John S. Dersch 210 1$a[Reston, Va.] :$cDepartment of the Interior, U.S. Geological Survey,$d1986. 210 2$aWashington :$cUnited States Government Printing Office. 215 $a1 online resource (vii, 135 pages) $cillustrations, maps 225 1 $aU.S. Geological Survey bulletin ;$v1580 300 $aTitle from title screen (viewed Aug. 1, 2014). 320 $aIncludes bibliographical references. 606 $aMines and mineral resources$zBlack Hills National Forest (S.D. and Wyo.) 606 $aMines and mineral resources$2fast 607 $aUnited States$zBlack Hills National Forest$2fast 615 0$aMines and mineral resources 615 7$aMines and mineral resources. 700 $aDeWitt$b Ed$01390884 702 $aDersch$b John S. 712 02$aGeological Survey (U.S.), 801 0$bCOP 801 1$bCOP 801 2$bOCLCO 801 2$bOCLCF 801 2$bGPO 906 $aBOOK 912 $a9910704039103321 996 $aMineral resource potential and geology of the Black Hills National Forest, South Dakota and Wyoming$93444040 997 $aUNINA