DGS Publications
| Title | Authors | Publication Date |
|---|---|---|
| OFR13 Delaware's Extractive Mineral Industry | Doyle, R.G., Pickett, T.E. | |
| RI8 Evaluation of the Water Resources of Delaware | Baker, W.W., Varrin, R.D., Groot, J.J., Jordan, R.R. | |
| B2 Geology and Ground-Water Resources of the Newark Area, Delaware with a Section on the Surface Water Resources | Groot, J.J., Rasmussen, W.C., Hulme, A.E. |