GM27 Geologic Map of the Elkton, Saint Georges, and Delaware City Quadrangles, Delaware |
Tomlinson, J.L., Ramsey, K.W. |
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GM26 Geologic Map of the Cecilton and Middletown Quadrangles, Delaware |
Tomlinson, J.L., 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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RI51 Herbicides in Shallow Ground Water at Two Agricultural Sites in Delaware |
Denver, J.M. |
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B10 Salinity of the Delaware Estuary |
Cohen, B., McCarthy, L.T. Jr. |
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