DGS Publications
| Title | Authors | Publication Date |
|---|---|---|
| SP20 Delaware Piedmont Geology | Plank, M.O., Schenck, W.S. | |
| RI56 The Setters Formation in the Pleasant Hill Valley, Delaware: Metamorphism and Structure | Plank, M.O., Schenck, W.S. | |
| B4 Preliminary Report on the Geology and Ground-Water Resources of Delaware | Marine, I.W., Rasmussen, W.C. |