| SP25 Physiographic Regions of the Delaware Atlantic Coast |
Ramsey, K.W., Schenck, W.S., Wang, L.T. |
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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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| RI55 Geology of the Milford and Mispillion River Quadrangles |
Ramsey, K.W., Groot, J.J. |
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| OFR39 Basic Data for the Geologic Map of the Seaford Area, Delaware |
Andres, A.S., Ramsey, K.W., Schenck, W.S. |
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| RI50 Plant Microfossils of the Calvert Formation of Delaware |
Groot, J.J. |
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| B7 Engineering Materials of Northern New Castle County |
Ward, R.F., Groot, J.J. |
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| B3 Marine Upper Cretaceous Formations of the Chesapeake and Delaware Canal |
Organist, D.M., Richards, H.G., Groot, J.J. |
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