RI56 The Setters Formation in the Pleasant Hill Valley, Delaware: Metamorphism and Structure |
Plank, M.O., Schenck, W.S. |
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RI55 Geology of the Milford and Mispillion River Quadrangles |
Ramsey, K.W., Groot, J.J. |
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RI40 Sodium Concentrations in Water from the Piney Point Formation, Dover Area, Delaware |
Spoljaric, N. |
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RI32 Removal of Metals from Laboratory Solutions and Landfill Leachate by Greensand Filters |
Spoljaric, N., Crawford, W.A. |
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RI26 Hydraulic Characteristics of the Piney Point Aquifer and Overlying Confining Bed near Dover, Delaware |
Leahy, P.P. |
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RI14 Delaware Clay Resources |
Pickett, T.E. |
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RI9 Ground-Water Levels in Delaware January, 1962 - June, 1966 |
Woodruff, K.D. |
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