02115oam 2200649 450 991070996430332120180828092502.0(CKB)5470000002474622(OCoLC)953291156(OCoLC)995470000002474622(EXLCZ)99547000000247462220160708d1960 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierGround-water supplies in shale and sandstone in Fairfax, Loudoun, and Prince William Counties, Virginia /by P.M. JohnstonWashington :United States Department of the Interior, Geological Survey,1960.1 online resource (iv, 7 pages) mapGeological Survey Circular ;424Includes bibliographical references (pages 6-7).GeologyVirginia, NorthernGroundwaterVirginia, NorthernWaterCompositionVirginia, NorthernWater-supplyVirginia, NorthernBoringsfastGeologyfastGeology, StratigraphicfastGroundwaterfastTriassic Geologic PeriodfastWaterCompositionfastWater-supplyfastVirginiafastGeologyGroundwaterWaterCompositionWater-supplyBorings.Geology.Geology, Stratigraphic.Groundwater.Triassic Geologic Period.WaterComposition.Water-supply.Johnston P. M(Paul McKelvey),1904-1989,1394867Geological Survey (U.S.),COPCOPOCLCOOCLCFOCLCAGPOBOOK9910709964303321Ground-water supplies in shale and sandstone in Fairfax, Loudoun, and Prince William Counties, Virginia3452720UNINA