01533nem 2200433Ia 450 991069932410332120230902161938.0(CKB)5470000002402678(OCoLC)649047931(EXLCZ)99547000000240267820100720d2010 da enga|||||||||||||||||||||durcn|||||||||crdrdacontentcrdamediacrrdacarrierReconnaissance geologic map of the Hyampom quadrangle, Trinity County, California[electronic resource] /by William P. IrwinReston, Va. :U.S. Dept. of the Interior, U.S. Geological Survey,2010.1 online resource (1 map)Scientific investigations map ;3129Relief shown by contours and spot heights.Title from PDF title screen (viewed on July 20, 2010).Includes text, table, and ancillary map.Includes bibliographical references.Scientific investigations map ;3129.GeologyCaliforniaTrinity CountyMapsMaps.lcgftGeologyIrwin W. P(William Porter),1919-2012.1392882Geological Survey (U.S.)GPOGPOBOOK9910699324103321Reconnaissance geologic map of the Hyampom quadrangle, Trinity County, California3518723UNINA