01778oem 2200469Ia 450 991069626210332120071106160524.0(CKB)5470000002376199(OCoLC)153891805(EXLCZ)99547000000237619920070709d2007 da engb|||||||||||||||||||||durcnu--|m||||crdrdacontentcrdamediacrrdacarrierPreliminary geologic map of the Sanchez Reservoir quadrangle and eastern part of the Garcia quadrangle, Costilla County, Colorado[electronic resource] /by Ren A. Thompson, Michael N. Machette, and Benjamin J. Drenth ; U.S. Department of the Interior, U.S. Geological SurveyVersion 1.0, posted June, 2007.Denver, Colo. :U.S. Geological Survey,2007.1 map digital, PDF fileOpen-file report ;2007-1074Relief shown by contours and spot heights.Title from HTML index page (viewed on July 6, 2007).Includes text, location map, and ancillary map.Includes bibliographical references.GeologyColoradoCostilla CountyMapsMaps.lcgftGeologyThompson Ren A1385700Machette Michael N1385699Drenth Benjamin J1395951Geological Survey (U.S.)GISGISGPOBOOK9910696262103321Preliminary geologic map of the Sanchez Reservoir quadrangle and eastern part of the Garcia quadrangle, Costilla County, Colorado3455237UNINA