| GM13 Geologic Map of New Castle County, Delaware |
Ramsey, K.W. |
|
| GM 6 Geology of the Dover Area, Delaware |
Pickett, T.E., Benson, R.N. |
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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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| OFR21 A Guide to Fossil Sharks, Skates, and Rays from the Chesapeake and Delaware Canal Area, Delaware |
Lauginiger, E.M., Hartstein, E.F. |
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| GM 2 Geology of the Middletown-Odessa Area, Delaware |
Pickett, T.E., Spoljaric, N. |
|
| GM 1 Geology of the Chesapeake and Delaware Canal Area, Delaware |
Pickett, T.E. |
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