DGS Publications
| Title | Authors | Publication Date |
|---|---|---|
| RI62 The Cypress Swamp Formation, Delaware | Andres, A.S., Howard, C.S. | |
| OFR24 Saturated Thickness of the Water-Table Aquifer in Southern New Castle County, Delaware | Demicco, P.M., Groot, J.J., Cherry, P.J. | |
| B7 Engineering Materials of Northern New Castle County | Ward, R.F., Groot, J.J. |