LEADER 01537oam 2200505 450 001 9910698634403321 005 20150914075221.0 035 $a(CKB)5470000002436302 035 $a(OCoLC)882364861$z(OCoLC)652327664 035 $a(EXLCZ)995470000002436302 100 $a20140701d1909 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aGeology of the Lewistown coal field, Montana /$fby W.R. Calvert 210 1$aWashington, D.C. :$cDepartment of the Interior, United States Geological Survey,$d1909. 210 2$aWashington :$cGovernment Printing Office. 215 $a1 online resource (83 pages, V pages of plates) $cillustrations, maps 225 1 $aGeological Survey bulletin ;$v390 300 $aTitle from title screen (viewed June 30, 2014). 320 $aIncludes bibliographical references and index. 606 $aCoal$zMontana 606 $aGeology$zMontana 606 $aCoal$2fast 606 $aGeology$2fast 607 $aMontana$2fast 615 0$aCoal 615 0$aGeology 615 7$aCoal. 615 7$aGeology. 700 $aCalvert$b William R.$01404107 712 02$aGeological Survey (U.S.), 801 0$bCOP 801 1$bCOP 801 2$bOCLCO 801 2$bOCLCF 801 2$bOCLCA 801 2$bOCLCE 801 2$bGPO 906 $aBOOK 912 $a9910698634403321 996 $aGeology of the Lewistown coal field, Montana$93478071 997 $aUNINA