DGS Publications
| Title | Authors | Publication Date |
|---|---|---|
| OFR21 A Guide to Fossil Sharks, Skates, and Rays from the Chesapeake and Delaware Canal Area, Delaware | Lauginiger, E.M., Hartstein, E.F. | |
| B11 Ground-Water Resources of Southern New Castle County Delaware | Rima, D.R., Coskery, O.J., Anderson, P.W. | |
| B10 Salinity of the Delaware Estuary | Cohen, B., McCarthy, L.T. Jr. | |
| B8 Water Resources of Sussex County, Delaware | Rasmussen, W.C., Wilkens, R.A., Beall, R.M. | |
| RI1 Salinity of the Delaware Estuary | Cohen, B. |