| B19 Geology and Hydrology of the Cockeysville Formation Northern New Castle County, Delaware |
Plank, M.O., Woodruff, K.D., Werkheiser, W.H. |
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| GM 7 Geology of the South-Central Kent County Area, Delaware |
Pickett, T.E., Benson, R.N. |
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| GM 6 Geology of the Dover Area, Delaware |
Pickett, T.E., Benson, R.N. |
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| GM 5 Geology of the Smyrna-Clayton Area, Delaware |
Pickett, T.E., Benson, R.N. |
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| GM 4 Geology of the Wilmington Area, Delaware |
Woodruff, K.D., Thompson, A.M. |
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| GM 3 Geology of the Newark Area, Delaware |
Woodruff, K.D., Thompson, A.M. |
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| B13 Geology, Hydrology, and Geophysics of Columbia Sediments in the Middletown-Odessa Area, Delaware |
Spoljaric, N., Woodruff, K.D. |
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