LEADER 01390oam 2200385 450 001 9910703681603321 005 20150415120007.0 035 $a(CKB)5470000002432892 035 $a(OCoLC)904767027 035 $a(EXLCZ)995470000002432892 100 $a20150312d1998 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $2rdacontent 182 $2rdamedia 183 $2rdacarrier 200 10$aGeologic implications of data from the American Quasar 27-22 Hagenbarth drillhole, Beaverhead County, Montana /$fby William J. Perry, Jr 210 1$aDenver, CO :$cU.S. Department of the Interior, U.S. Geological Survey,$d[1998] 215 $a1 online resource (19 pages) $cillustrations 225 1 $aOpen-file report ;$v98-30 300 $aTitle from title screen (viewed Mar. 5, 2015). 320 $aIncludes bibliographical references (pages 17-19). 606 $aGeology$zMontana$zBeaverhead County 606 $aPetroleum$xGeology$zMontana$zBeaverhead County 615 0$aGeology 615 0$aPetroleum$xGeology 700 $aPerry$b William J.$01393674 712 02$aGeological Survey (U.S.), 801 0$bGPO 801 1$bGPO 801 2$bGPO 906 $aBOOK 912 $a9910703681603321 996 $aGeologic implications of data from the American Quasar 27-22 Hagenbarth drillhole, Beaverhead County, Montana$93546605 997 $aUNINA