RI65 Wellhead Protection Area Delineations for the Lewes-Rehoboth Beach Area, Delaware |
Duffy, C.A., Costas, E.M., Andres, A.S. |
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RI58 The Pliocene and Quaternary Deposits of Delaware: Palynology, Ages, and Paleoenvironments |
Groot, J.J., Jordan, R.R. |
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RI50 Plant Microfossils of the Calvert Formation of Delaware |
Groot, J.J. |
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RI47 Ages of the Bethany, Beaverdam, and Omar Formations of Southern Delaware |
Groot, J.J., Ramsey, K.W., Wehmiller, J.F. |
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SP17 The Delaware Geological Survey: The Formative Years, 1951-1969 |
Groot, J.J. |
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B14 Hydrology of the Columbia (Pleistocene) Deposits of Delaware: An Appraisal of a Regional Water-Table Aquifer |
Johnston, R.H. |
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RI2 High-Capacity Test Well Developed at the Air Force Base, Dover, Delaware |
Rasmussen, W.C., Groot, J.J., Depman, A.J. |
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B7 Engineering Materials of Northern New Castle County |
Ward, R.F., Groot, J.J. |
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