DGS Publications
| Title | Authors | Publication Date |
|---|---|---|
| GM23 Geologic Map of the Seaford West and Seaford East Quadrangles, Delaware | Tomlinson, J.L., Ramsey, K.W., Andres, A.S. | |
| B11 Ground-Water Resources of Southern New Castle County Delaware | Rima, D.R., Coskery, O.J., Anderson, P.W. |