DGS Publications
Title | Authors | Publication Date |
---|---|---|
GM27 Geologic Map of the Elkton, Saint Georges, and Delaware City Quadrangles, Delaware | Tomlinson, J.L., Ramsey, K.W. | |
OFR21 A Guide to Fossil Sharks, Skates, and Rays from the Chesapeake and Delaware Canal Area, Delaware | Lauginiger, E.M., Hartstein, E.F. |