DGS Publications
| Title | Authors | Publication Date |
|---|---|---|
| B19 Geology and Hydrology of the Cockeysville Formation Northern New Castle County, Delaware | Plank, M.O., Woodruff, K.D., Werkheiser, W.H. | |
| OFR25 Saturated Thickness of the Columbia Formation in Southern New Castle County, Delaware | Groot, J.J., Demicco, P.M., Cherry, P.J. | |
| B8 Water Resources of Sussex County, Delaware | Rasmussen, W.C., Wilkens, R.A., Beall, R.M. |