LEADER 01787nem 2200469 a 450 001 9910699108903321 005 20230902161857.0 035 $a(CKB)5470000002400811 035 $a(OCoLC)467363569 035 $a(EXLCZ)995470000002400811 100 $a20091119d2009 da 101 0 $aeng 120 $aa|||||||||||| 121 $a||||||||| 124 $bd 135 $aurcn||||||||| 181 $ccrd$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aGeologic map of the Weaverville 15? quadrangle, Trinity County, California$b[electronic resource] /$fby William P. Irwin ; prepared in cooperation with the California Geological Survey 210 1$aWashington, D.C. :$cU.S. Dept. of the Interior, U.S. Geological Survey,$d2009. 215 $a1 online resource (1 map) $ccolor 225 1 $aScientific investigations map ;$v3095 300 $aRelief shown by contours and spot heights. 300 $aTitle from PDF title screen (viewed on Nov. 19, 2009). 300 $aIncludes text, location map, ancillary map, and 2 cross sections. 320 $aIncludes bibliographical references. 410 0$aScientific investigations map ;$v3095. 517 3 $aWeaverville 15? quadrangle, Trinity County, California 606 $aGeology$zCalifornia$zTrinity County$vMaps 607 $aTrinity County (Calif.)$vMaps 608 $aMaps.$2lcgft 615 0$aGeology 700 $aIrwin$b W. P$g(William Porter),$f1919-2012.$01392882 712 02$aCalifornia Geological Survey. 712 02$aGeological Survey (U.S.) 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910699108903321 996 $aGeologic map of the Weaverville 15? quadrangle, Trinity County, California$93456457 997 $aUNINA