LEADER 01505nam 2200397 450 001 9910707897303321 005 20161129092450.0 035 $a(CKB)5470000002467581 035 $a(OCoLC)963241876 035 $a(EXLCZ)995470000002467581 100 $a20161118d1977 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aStewart Gulch Tongue, a new tongue of the Eocene Green River formation, Piceance Creek basin, Colorado /$fby William J. Hail, Jr 210 1$a[Washington, D.C.] :$cUnited States Department of the Interior, Geological Survey,$d1977. 210 2$aWashington :$cUnited States Government Printing Office. 215 $a1 online resource (iii, 8 pages) $cillustrations 225 1 $aGeological Survey bulletin ;$v1422-E 225 1 $aContributions to stratigraphy 320 $aIncludes bibliographical references (pages 7-8). 606 $aGeology, Stratigraphic$yEocene 606 $aGeology$zColorado$zPiceance Creek Basin 607 $aGreen River Formation 615 0$aGeology, Stratigraphic 615 0$aGeology 700 $aHail$b William J$g(William James),$cJr.,$f1922-$01406758 712 02$aGeological Survey (U.S.), 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910707897303321 996 $aStewart Gulch Tongue, a new tongue of the Eocene Green River formation, Piceance Creek basin, Colorado$93549762 997 $aUNINA