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. | |
| RI47 Ages of the Bethany, Beaverdam, and Omar Formations of Southern Delaware | Groot, J.J., Ramsey, K.W., Wehmiller, J.F. |