DGS Publications
| Title | Authors | Publication Date |
|---|---|---|
| SP22 The Hurricane of October 21-24, 1878 | Ramsey, K.W., Reilly, M.J. | |
| SP20 Delaware Piedmont Geology | Plank, M.O., Schenck, W.S. | |
| SP19 Delaware: Its Rocks, Minerals, and Fossils | DGS Staff | |
| SP10 Selected Papers on the Geology of Delaware | Jordan, R.R., Pickett, T.E., Kraft, J.C., Sheridan, R.E., Spoljaric, N., Thompson, A.M., Woodruff, K.D., Varrin, R.D., Leavens, P.B., Carey, W.L. | |
| SP9 Generalized Geologic Map of Delaware | Pickett, T.E., Spoljaric, N., Jordan, R.R. |