01724oem 2200469Ia 450 991070039620332120110429142747.0(CKB)5470000002409020(OCoLC)717514250(EXLCZ)99547000000240902020110429d2011 da enga|||||||||||||||||||||durcn|||||||||crdrdacontentcrdamediacrrdacarrierReconnaissance geologic map of the Dubakella Mountain 15' quadrangle, Trinity, Shasta, and Tehama Counties, California[electronic resource] /by William P. Irwin ... [and others]Reston, Va. :U.S. Dept. of the Interior, U.S. Geological Survey,2011.1 online resource (1 map) colorScientific investigations map ;3149Relief shown by contours and spot heights.Title from PDF title screen (viewed on Apr. 29, 2011).Includes text, location map and ancillary map.Includes bibliographical references.GeologyCaliforniaTehama CountyMapsGeologyCaliforniaShasta CountyMapsGeologyCaliforniaTrinity CountyMapsMaps.lcgftGeologyGeologyGeologyIrwin W. P(William Porter),1919-2012.1392882GPOGPOGPOBOOK9910700396203321Reconnaissance geologic map of the Dubakella Mountain 15' quadrangle, Trinity, Shasta, and Tehama Counties, California3448378UNINA