LEADER 01531oam 2200397I 450 001 9910704644103321 005 20240319213940.0 035 $a(CKB)5470000002443275 035 $a(OCoLC)853622337 035 $a(EXLCZ)995470000002443275 100 $a20130724d2013 ua 0 101 0 $aeng 135 $aurcn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 00$aSimplified stratigraphic cross sections of the Eocene Green River formation in the Piceance Basin, Northwestern Colorado /$fby John D. Dietrich and Ronald C. Johnson 210 1$aReston, Virginia :$cU.S. Department of the Interior, U.S. Geological Survey,$d2013. 215 $a1 online resource (iii, 20 pages) $ccolor illustrations, maps 225 1 $aOpen-file report ;$v2013-1012 300 $aTitle from PDF title screen (viewed on July 24, 2013). 320 $aIncludes bibliographical references (pages 2-3). 606 $aFormations (Geology)$zGreen River Formation 606 $aGeology, Stratigraphic 615 0$aFormations (Geology) 615 0$aGeology, Stratigraphic. 700 $aDietrich$b John D.$01415391 702 $aJohnson$b Ronald C$g(Ronald Carl),$f1950-, 712 02$aGeological Survey (U.S.), 801 0$bGPO 801 1$bGPO 801 2$bGPO 906 $aBOOK 912 $a9910704644103321 996 $aSimplified stratigraphic cross sections of the Eocene Green River formation in the Piceance Basin, Northwestern Colorado$93517271 997 $aUNINA