DGS Publications
| Title | Authors | Publication Date |
|---|---|---|
| RI78 Subsurface Geology of the Area Between Wrangle Hill and Delaware City, Delaware | Jengo, J.W., McLaughlin, P.P., Ramsey, K.W. | |
| OFR23 Ground-Water Availability in Southern New Castle County, Delaware | Groot, J.J., Demicco, P.M., Cherry, P.J. |