DGS Publications
| Title | Authors | Publication Date |
|---|---|---|
| GM 1 Geology of the Chesapeake and Delaware Canal Area, Delaware | Pickett, T.E. | |
| RI14 Delaware Clay Resources | Pickett, T.E. | |
| B11 Ground-Water Resources of Southern New Castle County Delaware | Rima, D.R., Coskery, O.J., Anderson, P.W. |