LEADER 02242oam 2200601 450 001 9910707793103321 005 20161116142804.0 035 $a(CKB)5470000002466613 035 $a(OCoLC)885121746 035 $a(EXLCZ)995470000002466613 100 $a20140802d1962 ua 0 101 0 $aeng 135 $aurn|||||||||| 181 $ccri$2rdacontent 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 12$aA pleistocene ice sheet in the northern Boulder Mountains, Jefferson, Powell, and Lewis and Clark Counties, Montana /$fE.T. Ruppel 210 1$aWashington, D.C. :$cUnited States Department of the Interior, Geological Survey,$d1962. 210 2$aWashington, D.C. :$cGovernment Printing Office. 215 $a1 online resource (iii, 62 pages, 2 pages of plates) $cillustrations, maps 225 1 $aGeological Survey bulletin ;$v1141-G 225 1 $aContributions to general geology. 300 $aTitle from title screen (viewed July 24, 2014). 300 $aAdditional title page description: "A descriptive report of the glacial geology in the northern part of the Boulder Mountains, Montana." 320 $aIncludes bibliographical references (pages 21-22). 606 $aGeology$zMontana 606 $aGeology, Stratigraphic$yCretaceous 606 $aGeology, Stratigraphic$yTertiary 606 $aCretaceous Geologic Period$2fast 606 $aGeology$2fast 606 $aGeology, Stratigraphic$2fast 606 $aTertiary Geologic Period$2fast 607 $aMontana$2fast 615 0$aGeology 615 0$aGeology, Stratigraphic 615 0$aGeology, Stratigraphic 615 7$aCretaceous Geologic Period. 615 7$aGeology. 615 7$aGeology, Stratigraphic. 615 7$aTertiary Geologic Period. 700 $aRuppel$b Edward Thompson$f1925-$01395977 712 02$aGeological Survey (U.S.), 801 0$bCOP 801 1$bCOP 801 2$bOCLCO 801 2$bGPO 801 2$bOCLCF 801 2$bGPO 906 $aBOOK 912 $a9910707793103321 996 $aA pleistocene ice sheet in the northern Boulder Mountains, Jefferson, Powell, and Lewis and Clark Counties, Montana$93512575 997 $aUNINA