LEADER 02501oam 2200673I 450 001 9910704400903321 005 20160315114329.0 035 $a(CKB)5470000002439671 035 $a(OCoLC)891383511 035 $a(EXLCZ)995470000002439671 100 $a20140926d1965 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aRegional structure of the southeast Missouri and Illinois-Kentucky mineral districts $estudy of the principal geologic structures and mines in and between two major mineral-producing districts /$fby A.V. Heyl, M.R. Brock, J.L. Jolly, and C.E. Wells 210 1$a[Washington, D.C.] :$cUnited States Department of the Interior, Geological Survey,$d1965. 210 2$aWashington :$cUnited States Government Printing Office. 215 $a1 online resource (20 pages, 3 pages of plates) $cmaps (some color) 225 1 $aGeological Survey bulletin ;$v1202-B 225 1 $aContributions to economic geology 300 $aTitle from title screen (viewed September 15, 2014). 320 $aIncludes bibliographical references (pages 16-20). 517 $aRegional structure of the southeast Missouri and Illinois-Kentucky mineral districts 606 $aGeology$zIllinois 606 $aGeology$zKentucky 606 $aGeology$zMissouri 606 $aMines and mineral resources$zIllinois 606 $aMines and mineral resources$zKentucky 606 $aMines and mineral resources$zMissouri 606 $aGeology$2fast 606 $aMines and mineral resources$2fast 607 $aIllinois$2fast 607 $aKentucky$2fast 607 $aMissouri$2fast 615 0$aGeology 615 0$aGeology 615 0$aGeology 615 0$aMines and mineral resources 615 0$aMines and mineral resources 615 0$aMines and mineral resources 615 7$aGeology. 615 7$aMines and mineral resources. 700 $aHeyl$b Allen V$g(Allen Van),$f1918-2008,$01387333 702 $aBrock$b M. R$g(Maurice Rex),$f1922- 702 $aJolly$b J. L. 702 $aWells$b C. E. 712 02$aGeological Survey (U.S.), 801 0$bCOP 801 1$bCOP 801 2$bOCLCO 801 2$bOCLCF 801 2$bOCLCO 801 2$bGPO 906 $aBOOK 912 $a9910704400903321 996 $aRegional structure of the southeast Missouri and Illinois-Kentucky mineral districts$93464232 997 $aUNINA