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Geologic map of Clayton quadrangle, topographic map. Areal Geology. Clayton Quadrangle. Delaware, New Castle and Kent County. Miocene, Pleistocene (Columbia group), Late Pleistocene and Recent, Tertiary, Quarternary.
Geologic map of Clayton quadrangle, topographic map. Areal Geology. Clayton Quadrangle. Delaware, New Castle and Kent County. Miocene, Pleistocene (Columbia group), Late Pleistocene and Recent, Tertiary, Quarternary.
Description
From Rasmussen, W., Geology and Hydrology of the Bays and Basins of Delaware, 1958 , Insert accompanying Plate 3.