DGS Publications
| Title | Authors | Publication Date |
|---|---|---|
| GM10 Bedrock Geologic Map of the Piedmont of Delaware and Adjacent Pennsylvania | Schenck, W.S., Plank, M.O., Srogi, L. | |
| B19 Geology and Hydrology of the Cockeysville Formation Northern New Castle County, Delaware | Plank, M.O., Woodruff, K.D., Werkheiser, W.H. | |
| OFR39 Basic Data for the Geologic Map of the Seaford Area, Delaware | Andres, A.S., Ramsey, K.W., Schenck, W.S. | |
| OFR17 A Guide to Information on Benchmarks in Delaware | Schenck, W.S. |