DGS Publications
| Title | Authors | Publication Date |
|---|---|---|
| RI78 Subsurface Geology of the Area Between Wrangle Hill and Delaware City, Delaware | Jengo, J.W., McLaughlin, P.P., Ramsey, K.W. | |
| SP22 The Hurricane of October 21-24, 1878 | Ramsey, K.W., Reilly, M.J. | |
| OFR21 A Guide to Fossil Sharks, Skates, and Rays from the Chesapeake and Delaware Canal Area, Delaware | Lauginiger, E.M., Hartstein, E.F. |