LEADER 01542oam 2200433 450 001 9910704004203321 005 20151109134904.0 035 $a(CKB)5470000002437617 035 $a(OCoLC)885119535 035 $a(EXLCZ)995470000002437617 100 $a20140802d1957 ua 0 101 0 $aeng 135 $aurn|||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aOrdovician fossils from wells in the Williston Basin, Eastern Montana /$fby Reuben James Ross, Jr 210 1$a[Washington, D.C.] :$c[U.S. Department of the Interior, U.S. Geological Survey],$d[1957] 210 2$a[Washington, D.C.] : [Government Printing Office] 215 $a1 online resource (iv, 439-510 pages, 8 pages of plates) $cmaps, charts, photographs 225 1 $aA contribution to general geology 225 1 $aGeological Survey bulletin ;$v1021-M 300 $aTitle from title screen (viewed July 22, 2014). 320 $aIncludes bibliographical references (pages 504-506) and index. 517 3 $aContributions to general geology 606 $aGeology$zMontana 606 $aPaleontology$zMontana 615 0$aGeology 615 0$aPaleontology 700 $aRoss$b Reuben James$f1918-$01387471 712 02$aGeological Survey (U.S.), 801 0$bCOP 801 1$bCOP 801 2$bOCLCO 801 2$bGPO 906 $aBOOK 912 $a9910704004203321 996 $aOrdovician fossils from wells in the Williston Basin, Eastern Montana$93444027 997 $aUNINA