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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OFR21 A Guide to Fossil Sharks, Skates, and Rays from the Chesapeake and Delaware Canal Area, Delaware |
Lauginiger, E.M., Hartstein, E.F. |
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SP9 Generalized Geologic Map of Delaware |
Pickett, T.E., Spoljaric, N., Jordan, R.R. |
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SP4 Generalized Geologic Map of Delaware |
Spoljaric, N., Jordan, R.R. |
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B9 Stratigraphy of the Sedimentary Rocks of Delaware |
Jordan, R.R. |
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