LEADER 02065oam 2200553 450 001 9910709646203321 005 20180605081920.0 035 $a(CKB)5470000002471775 035 $a(OCoLC)896811018 035 $a(OCoLC)995470000002471775 035 $a(EXLCZ)995470000002471775 100 $a20141123d1984 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aChemical analyses, correlations, and ages of upper Pliocene and Pleistocene ash layers of east-central and southern California /$fby A.M. Sarna-Wojcicki [and nine others] 210 1$aWashington :$cUnited States Department of the Interior, Geological Survey,$d1984. 215 $a1 online resource (iv, 40 pages) $cillustrations, map 225 1 $aGeological Survey professional paper ;$v1293 300 $aTitle from title screen (viewed October 14, 2014). 320 $aIncludes bibliographical references (pages 36-38). 606 $aVolcanic ash, tuff, etc$zCalifornia 606 $aGeology, Stratigraphic$yPliocene 606 $aGeology, Stratigraphic$yPleistocene 606 $aGeology, Stratigraphic$2fast 606 $aPleistocene Geologic Epoch$2fast 606 $aPliocene Geologic Epoch$2fast 606 $aVolcanic ash, tuff, etc$2fast 607 $aCalifornia$2fast 615 0$aVolcanic ash, tuff, etc. 615 0$aGeology, Stratigraphic 615 0$aGeology, Stratigraphic 615 7$aGeology, Stratigraphic. 615 7$aPleistocene Geologic Epoch. 615 7$aPliocene Geologic Epoch. 615 7$aVolcanic ash, tuff, etc. 700 $aSarna-Wojcicki$b Andrei M.$01387166 712 02$aGeological Survey (U.S.), 801 0$bCOP 801 1$bCOP 801 2$bOCLCO 801 2$bOCLCF 801 2$bGPO 906 $aBOOK 912 $a9910709646203321 996 $aChemical analyses, correlations, and ages of upper Pliocene and Pleistocene ash layers of east-central and southern California$93481240 997 $aUNINA