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. | |
| B8 Water Resources of Sussex County, Delaware | Rasmussen, W.C., Wilkens, R.A., Beall, R.M. | |
| RI3 Wells for the Observation of Chloride and Water Levels in Aquifers that Cross the Chesapeake and Delaware Canal | Rasmussen, W.C., Groot, J.J., Beamer, N.H. |