LEADER 01481nam 2200385 450 001 9910703810003321 005 20150821091944.0 035 $a(CKB)5470000002435635 035 $a(OCoLC)918989373 035 $a(EXLCZ)995470000002435635 100 $a20150820d2015 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aCoal geology and assessment of coal resources and reserves in the Powder River Basin, Wyoming and Montana /$fby James A. Luppens [and four others] 210 1$aReston, Virginia :$cU.S. Department of the Interior, U.S. Geological Survey,$d2015. 215 $a1 online resource (xiii, 218 pages) $ccolor illustrations, color maps 225 1 $aProfessional paper ;$v1809 300 $aTitle from title screen (viewed Aug. 19, 2015). 320 $aIncludes bibliographical references (pages 40-45). 606 $aCoal reserves$zPowder River Basin (Wyo. and Mont.) 606 $aCoal$xGeology$zPowder River Basin (Wyo. and Mont.) 615 0$aCoal reserves 615 0$aCoal$xGeology 700 $aLuppens$b James A$g(James Alan),$f1946-$01404240 712 02$aGeological Survey (U.S.), 801 0$bGPO 801 1$bGPO 801 2$bGPO 906 $aBOOK 912 $a9910703810003321 996 $aCoal geology and assessment of coal resources and reserves in the Powder River Basin, Wyoming and Montana$93478516 997 $aUNINA