02012oam 2200529 450 991070686400332120180223065112.0(CKB)5470000002458826(OCoLC)896811593(EXLCZ)99547000000245882620141123d2000 ua 0engurn||||||||||txtrdacontentcrdamediacrrdacarrierThe effects of the Chesapeake Bay Impact Crater on the geologic framework and the correlation of hydrogeologic units of southeastern Virginia, south of the James River /by David S. PowarsWashington :Government Printing Office,2000.1 online resource (iv, 53 pages) illustrations (some color), maps (some color)U.S. Geological Survey professional paper ;1622Title from title screen (viewed October 21, 2014)."Prepared in cooperation with the Hampton Roads Planning District Commission."Includes bibliographical references.Impact cratersVirginiaGeology, StructuralVirginiaHydrogeologyVirginiaGeology, StructuralfastHydrogeologyfastAtlantic OceanChesapeake BayfastVirginiafastImpact cratersGeology, StructuralHydrogeologyGeology, Structural.Hydrogeology.Powars David S.1381315Geological Survey (U.S.),Hampton Roads Planning District Commission (Va.)COPCOPOCLCOOCLCFGPOBOOK9910706864003321The effects of the Chesapeake Bay Impact Crater on the geologic framework and the correlation of hydrogeologic units of southeastern Virginia, south of the James River3533472UNINA