DGS Publications
| Title | Authors | Publication Date |
|---|---|---|
| B20 Stratigraphy of the Post-Potomac Cretaceous-Tertiary Rocks of Central Delaware | Benson, R.N., Spoljaric, N. | |
| SP9 Generalized Geologic Map of Delaware | Pickett, T.E., Spoljaric, N., Jordan, R.R. | |
| SP4 Generalized Geologic Map of Delaware | Spoljaric, N., Jordan, R.R. | |
| B9 Stratigraphy of the Sedimentary Rocks of Delaware | Jordan, R.R. |