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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IS5 Earthquakes in Delaware |
Woodruff, K.D. |
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HM3 Geohydrology of the Wilmington Area, Delaware |
Woodruff, K.D. |
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OFR18 A Numerical Indicator of Water Conditions for Northern Delaware |
Jordan, R.R., Woodruff, K.D. |
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RI30 Ground-Water Levels in Delaware July, 1966 - December, 1977 |
Talley, J.H. |
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HM2 Geohydrology of the Newark Area, Delaware |
Woodruff, K.D. |
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