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. | |
| GM19 Geologic Map of the Frankford and Selbyville Quadrangles, Delaware | Tomlinson, J.L., Ramsey, K.W., Andres, A.S. | |
| GM 9 Geology of the Seaford Area, Delaware | Andres, A.S., Ramsey, K.W. |