| OFR49 Hydrologeologic Framework of Southern New Castle County |
Dugan, B.L., Neimeister, M.P., Andres, A.S. |
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| OFR44 Storm-Water and Base-Flow Sampling and Analysis in the Delaware Inland Bays Preliminary Report of Findings 1998-2000 |
Ullman, W.J., Andres, A.S., Scudlark, J.R., Savidge, K.B. |
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| SP17 The Delaware Geological Survey: The Formative Years, 1951-1969 |
Groot, J.J. |
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| OFR25 Saturated Thickness of the Columbia Formation in Southern New Castle County, Delaware |
Groot, J.J., Demicco, P.M., Cherry, P.J. |
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| OFR24 Saturated Thickness of the Water-Table Aquifer in Southern New Castle County, Delaware |
Demicco, P.M., Groot, J.J., Cherry, P.J. |
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| OFR23 Ground-Water Availability in Southern New Castle County, Delaware |
Groot, J.J., Demicco, P.M., Cherry, P.J. |
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| OFR13 Delaware's Extractive Mineral Industry |
Doyle, R.G., Pickett, T.E. |
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