DGS Publications
| Title | Authors | Publication Date |
|---|---|---|
| RI78 Subsurface Geology of the Area Between Wrangle Hill and Delaware City, Delaware | Jengo, J.W., McLaughlin, P.P., Ramsey, K.W. | |
| OFR19 Regolith Thickness of the Delaware Piedmont | Woodruff, K.D., Christopher, M.J. | |
| B11 Ground-Water Resources of Southern New Castle County Delaware | Rima, D.R., Coskery, O.J., Anderson, P.W. |