| SP25 Physiographic Regions of the Delaware Atlantic Coast |
Ramsey, K.W., Schenck, W.S., Wang, L.T. |
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| RI56 The Setters Formation in the Pleasant Hill Valley, Delaware: Metamorphism and Structure |
Plank, M.O., Schenck, W.S. |
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| B19 Geology and Hydrology of the Cockeysville Formation Northern New Castle County, Delaware |
Plank, M.O., Woodruff, K.D., Werkheiser, W.H. |
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| OFR39 Basic Data for the Geologic Map of the Seaford Area, Delaware |
Andres, A.S., Ramsey, K.W., Schenck, W.S. |
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