02169oam 2200601 450 991070783480332120161223141003.0(CKB)5470000002468212(OCoLC)956670276(OCoLC)885281798(EXLCZ)99547000000246821220160814d1980 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierStratigraphic revision of upper Miocene and lower Pliocene beds of the Chesapeake group, middle Atlantic Coastal Plain /by Lauck W. Ward and Blake W. Blackwelder[Reston, Va.] :United States Department of the Interior, Geological Survey,1980.Washington :United States Government Printing Office.1 online resource (iv, 61 pages, 5 plates) illustrations, mapsGeological Survey bulletin ;1482-DContributions to stratigraphyIncludes bibliographical references (pages 60-61).Geology, StratigraphicMioceneGeology, StratigraphicPlioceneGeologyMiddle Atlantic StatesGeologyfastGeology, StratigraphicfastMiocene Geologic EpochfastPliocene Geologic EpochfastChesapeake GroupMiddle Atlantic StatesfastUnited StatesChesapeake GroupfastGeology, StratigraphicGeology, StratigraphicGeologyGeology.Geology, Stratigraphic.Miocene Geologic Epoch.Pliocene Geologic Epoch.Ward Lauck W.1401917Blackwelder Blake W.Geological Survey (U.S.),OCLCEOCLCECOPOCLCFOCLCQGPOBOOK9910707834803321Stratigraphic revision of upper Miocene and lower Pliocene beds of the Chesapeake group, middle Atlantic Coastal Plain3531852UNINA