| RI78 Subsurface Geology of the Area Between Wrangle Hill and Delaware City, Delaware |
Jengo, J.W., McLaughlin, P.P., Ramsey, K.W. |
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| GM17 Geologic Map of the Harbeson Quadrangle, Delaware |
Ramsey, K.W., Tomlinson, J.L. |
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| GM16 Geologic Map of the Fairmount and Rehoboth Beach Quadrangles, Delaware |
Ramsey, K.W. |
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| RI64 Results of Hydrogeologic Studies of the Cypress Swamp Formation, Delaware |
Andres, A.S., Howard, C.S. |
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| RI63 An Evaluation of Sand Resources, Atlantic Offshore, Delaware |
Ramsey, K.W., McKenna, K.K. |
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| RI62 The Cypress Swamp Formation, Delaware |
Andres, A.S., Howard, C.S. |
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| OFR41 Beach Sand Textures from the Atlantic Coast of Delaware |
Ramsey, K.W. |
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| RI55 Geology of the Milford and Mispillion River Quadrangles |
Ramsey, K.W., Groot, J.J. |
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| RI53 Geology of the Seaford Area, Delaware |
Andres, A.S., Ramsey, K.W., Groot, J.J. |
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| B11 Ground-Water Resources of Southern New Castle County Delaware |
Rima, D.R., Coskery, O.J., Anderson, P.W. |
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| B6 The Water Resources of Northern Delaware |
Rasmussen, W.C., Groot, J.J., Martin, R.O.R., McCarren, E.F., Behn, V.C. |
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