| OFR54 Bedrock Geologic Map of the Delaware Piedmont |
Schenck, W.S. |
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| B21D Using Numerical Models to Assess a Rapid Infiltration Basin System (RIBS), Cape Henlopen State Park, Delaware |
He, C., Andres, A.S. |
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| B21A Evaluation of Wastewater Treatment Options Used in Rapid Infiltration Basin Systems (RIBS) |
Türkmen, M., Walther, E.F., Andres, A.S., Chirnside, A.E.M., Ritter, W.F. |
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| GM17 Geologic Map of the Harbeson Quadrangle, Delaware |
Ramsey, K.W., Tomlinson, J.L. |
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| GM10 Bedrock Geologic Map of the Piedmont of Delaware and Adjacent Pennsylvania |
Schenck, W.S., Plank, M.O., Srogi, L. |
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| OFR13 Delaware's Extractive Mineral Industry |
Doyle, R.G., Pickett, T.E. |
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| B7 Engineering Materials of Northern New Castle County |
Ward, R.F., Groot, J.J. |
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