DGS Publications

Title Authors Publication Date
Geology and Hydrology of the Cockeysville Formation Northern New Castle County, Delaware Plank, M.O., Woodruff, K.D., Werkheiser, W.H.
OFR21 A Guide to Fossil Sharks, Skates, and Rays from the Chesapeake and Delaware Canal Area, Delaware Lauginiger, E.M., Hartstein, E.F.