DGS Publications
| Title | Authors | Publication Date |
|---|---|---|
| RI64 Results of Hydrogeologic Studies of the Cypress Swamp Formation, Delaware | Andres, A.S., Howard, C.S. | |
| RI62 The Cypress Swamp Formation, Delaware | Andres, A.S., Howard, C.S. | |
| SP18 Cretaceous Fossils from the Chesapeake and Delaware Canal: A Guide for Students and Collectors | Lauginiger, E.M. | |
| OFR21 A Guide to Fossil Sharks, Skates, and Rays from the Chesapeake and Delaware Canal Area, Delaware | Lauginiger, E.M., Hartstein, E.F. | |
| B6 The Water Resources of Northern Delaware | Rasmussen, W.C., Groot, J.J., Martin, R.O.R., McCarren, E.F., Behn, V.C. |