DGS Publications
| Title | Authors | Publication Date |
|---|---|---|
| SP8 Memoir of the Geological Survey of the State of Delaware | Booth, J.C. | |
| B11 Ground-Water Resources of Southern New Castle County Delaware | Rima, D.R., Coskery, O.J., Anderson, P.W. | |
| B7 Engineering Materials of Northern New Castle County | Ward, R.F., Groot, J.J. |