DGS Publications
| Title | Authors | Publication Date |
|---|---|---|
| GM27 Geologic Map of the Elkton, Saint Georges, and Delaware City Quadrangles, Delaware | Tomlinson, J.L., Ramsey, K.W. | |
| GM 6 Geology of the Dover Area, Delaware | Pickett, T.E., Benson, R.N. |
Geologic and hydrologic research and exploration for Delaware