GM27 Geologic Map of the Elkton, Saint Georges, and Delaware City Quadrangles, Delaware |
Tomlinson, J.L., Ramsey, K.W. |
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GM23 Geologic Map of the Seaford West and Seaford East Quadrangles, Delaware |
Tomlinson, J.L., Ramsey, K.W., Andres, A.S. |
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GM17 Geologic Map of the Harbeson Quadrangle, Delaware |
Ramsey, K.W., Tomlinson, J.L. |
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RI55 Geology of the Milford and Mispillion River Quadrangles |
Ramsey, K.W., Groot, J.J. |
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SP11 Instructions for Preparation of Delaware Geological Survey Data Base Schedules |
Talley, J.H., Windish, D.C. |
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B7 Engineering Materials of Northern New Castle County |
Ward, R.F., Groot, J.J. |
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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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