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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RI53 Geology of the Seaford Area, Delaware |
Andres, A.S., Ramsey, K.W., Groot, J.J. |
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SP17 The Delaware Geological Survey: The Formative Years, 1951-1969 |
Groot, J.J. |
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B17 Geological Studies of Cretaceous and Tertiary Section, Test Well Je32-04, Central Delaware |
Benson, R.N., Jordan, R.R., Spoljaric, N. |
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RI37 Stratigraphic Nomenclature of Nonmarine Cretaceous Rocks of Inner Margin of Coastal Plain in Delaware and Adjacent States |
Jordan, R.R. |
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OFR13 Delaware's Extractive Mineral Industry |
Doyle, R.G., Pickett, T.E. |
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GM 5 Geology of the Smyrna-Clayton Area, Delaware |
Pickett, T.E., Benson, R.N. |
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OFR9 Geologic Field Trips in Delaware |
Benson, R.N., Hahn, W.F., Jordan, R.R., Pickett, T.E., Talley, J.H., Thompson, A.M., Woodruff, K.D. |
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OFR8 Guidebook: Columbia Deposits of Delaware |
Jordan, R.R., Talley, J.H. |
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SP6 Correlation Chart of the Coastal Plain Units in New Jersey, Delaware, and Maryland |
Pickett, T.E. |
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SP4 Generalized Geologic Map of Delaware |
Spoljaric, N., Jordan, R.R. |
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B12 Columbia (Pleistocene) Sediments of Delaware |
Jordan, R.R. |
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B9 Stratigraphy of the Sedimentary Rocks of Delaware |
Jordan, R.R. |
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RI6 Some Observations on the Sediments of the Delaware River South of Wilmington |
Jordan, R.R., 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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B5 Sedimentary Petrology of the Cretaceous Sediments of Northern Delaware in Relation to Paleogeographic Problems |
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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