| SP22 The Hurricane of October 21-24, 1878 |
Ramsey, K.W., Reilly, M.J. |
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| RI60 Geochemistry of the Mafic Rocks, Delaware Piedmont and Adjacent Pennsylvania and Maryland: Confirmation of Arc Affinity |
Plank, M.O., Srogi, L., Schenck, W.S., Plank, T.A. |
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| SP16 Generalized Geologic Map of Delaware, Postcard |
DGS Staff |
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| SP19 Delaware: Its Rocks, Minerals, and Fossils |
DGS Staff |
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| SP11 Instructions for Preparation of Delaware Geological Survey Data Base Schedules |
Talley, J.H., Windish, D.C. |
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| OFR19 Regolith Thickness of the Delaware Piedmont |
Woodruff, K.D., Christopher, M.J. |
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| SP7 Selected Fossil Collecting Locations in Delaware and Minerals in Delaware |
DGS Staff |
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| SP5 Geology and Earth Resources of Delaware |
DGS Staff |
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| SP2 Long-Range Plan for Water Resources Investigations in Delaware |
DGS Staff |
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| SP1 The Story of Your State Geological Survey's Search for Water |
DGS Staff |
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