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mods: Upper Cenozoic sediments of the lower Delaware Valley and the northern Delmarva peninsula, New Jersey, Pennsylvania, Delaware, and Maryland Owens, James Patrick 1924- creator author. Minard, James P. author. Geological Survey (U.S.) issuing body. text bibliography dcu 1979 monographic eng remote 1 online resource (iv, D47 pages) : illustrations, maps. by James P. Owens and James P. Minard. Title from title screen (viewed October 6, 2014). "Two periods of gravel sedimentation have been outlined--one late Miocene and the other late Pleistocene." Includes bibliographical references (pages D46-D47). n-use-- Geology Northeastern States Geology, Stratigraphic Miocene Geology, Stratigraphic Pleistocene Gravel Northeastern States Geology Geology, Stratigraphic Gravel Miocene Geologic Epoch Pleistocene Geologic Epoch Northeastern States From 10 thousand to 25 million years ago fast I 19.16:1067-D I 19.16:1067-D Upper Cenozoic sediments of the lower Delaware Valley and the northern Delmarva peninsula, New Jersey, Pennsylvania, Delaware, and Maryland Owens, James Patrick, 1924-. (DLC) 78606031 (OCoLC)3839031 Geological Survey professional paper ; 1067-D Surface and shallow subsurface geologic studies in the emerged coastal plain of the Middle Atlantic States https://purl.fdlp.gov/GPO/gpo90798 COP 141123 20181023093612.0 in00004041908 eng