LEADER 01832oam 2200517 450 001 9910704285203321 005 20160311065418.0 035 $a(CKB)5470000002438819 035 $a(OCoLC)885006365 035 $a(EXLCZ)995470000002438819 100 $a20140731d1950 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aFluorspar prospects of Montana /$fby Clyde P. Ross 210 1$a[Washington, D.C.] :$cUnited States Department of the Interior, Geological Survey,$d1950. 210 2$aWashington :$cUnited States Government Printing Office. 215 $a1 online resource (iv, 173-224 pages, 18-27 pages of plates) $cillustrations, maps (some color) 225 1 $aBulletin / United States Department of the Interior, Geological Survey ;$v955-E 225 1 $aContributions to economic geology ;$v1947-48 300 $aTitle from title screen (viewed July 16, 2014). 320 $aIncludes bibliographical references and index. 517 1 $aContributions to economic geology, 1947, fluorspar prospects of Montana 606 $aFluorspar$zMontana 606 $aMines and mineral resources$zMontana 606 $aFluorspar$2fast 606 $aMines and mineral resources$2fast 607 $aMontana$2fast 615 0$aFluorspar 615 0$aMines and mineral resources 615 7$aFluorspar. 615 7$aMines and mineral resources. 700 $aRoss$b Clyde P$g(Clyde Polhemus),$f1891-1965,$01389483 712 02$aGeological Survey (U.S.), 801 0$bCOP 801 1$bCOP 801 2$bOCLCO 801 2$bOCLCA 801 2$bOCLCF 801 2$bGPO 906 $aBOOK 912 $a9910704285203321 996 $aFluorspar prospects of Montana$93491959 997 $aUNINA