LEADER 01895oam 2200541 450 001 9910708623703321 005 20170523124334.0 035 $a(CKB)5470000002470992 035 $a(OCoLC)891572178 035 $a(OCoLC)995470000002470992 035 $a(EXLCZ)995470000002470992 100 $a20140929d1922 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 12$aA section of the Paleozoic formations of the Grand Canyon at the Bass Trail /$fby L.F. Noble 210 1$a[Washington] :$c[Department of the Interior, United States Geological Survey],$d[1923] 215 $a1 online resource (59 unnumbered pages) $cillustrations, maps 225 1 $aProfessional paper ;$v[131-B] 225 1 $aShorter contributions to general geology ;$v1922 300 $aTitle from title screen (viewed September 22, 2014). 300 $aReport number from USGS web site. 320 $aIncludes bibliographical references. 606 $aFormations (Geology)$zArizona$zGrand Canyon 606 $aGeology, Stratigraphic$yPaleozoic 606 $aGeology$2fast 606 $aGeology, Stratigraphic$2fast 606 $aPaleozoic Geologic Period$2fast 607 $aGrand Canyon (Ariz.) 607 $aArizona$zGrand Canyon$2fast 615 0$aFormations (Geology) 615 0$aGeology, Stratigraphic 615 7$aGeology. 615 7$aGeology, Stratigraphic. 615 7$aPaleozoic Geologic Period. 700 $aNoble$b L. F$g(Levi Fatzinger),$f1882-1965,$01394431 712 02$aGeological Survey (U.S.), 801 0$bCOP 801 1$bCOP 801 2$bOCLCO 801 2$bOCLCF 801 2$bGPO 906 $aBOOK 912 $a9910708623703321 996 $aA section of the Paleozoic formations of the Grand Canyon at the Bass Trail$93501886 997 $aUNINA