01978oem 2200613 450 991070689690332120180504140708.0(CKB)5470000002458494(OCoLC)1022118572(EXLCZ)99547000000245849420180207d2017 ca engb|||||||||||||||||||||durcn|||||||||crirdacontentcrdamediacrrdacarrierGeologic map of the Washington West 30' x 60' quadrangle, Maryland, Virginia, and Washington D.C. /by Peter T. Lyttle [and fifteen others][Washington, D.C.] :U.S. Department of the Interior, U.S. Geological Survey,2017.1 online resource (1 map) colorOpen-file report,2331-1259 ;2017-1142Relief shown by contours."Based from U.S. Geological Survey, 1978; revised in 1986.""Geology mapped from 1975 to 2013."Includes location map, index of 1:24,000 scale geologic maps, and data sources.Includes bibliographical references.GeologyWashington (D.C.)MapsGeologyVirginiaMapsGeologyMarylandMapsGeologyfastMarylandfastVirginiafastWashington (D.C.)fastMaps.fastOnline resources.Maps.lcgftGeologyGeologyGeologyGeology.Lyttle Peter T.GPOGPOOCLCQOCLCFMERUCUUMGPOBOOK9910706896903321Geologic map of the Washington West 30' x 60' quadrangle, Maryland, Virginia, and Washington D.C3292662UNINA