DGS Publications
| Title | Authors | Publication Date |
|---|---|---|
| RI60 Geochemistry of the Mafic Rocks, Delaware Piedmont and Adjacent Pennsylvania and Maryland: Confirmation of Arc Affinity | Plank, M.O., Srogi, L., Schenck, W.S., Plank, T.A. | |
| Geology and Hydrology of the Cockeysville Formation Northern New Castle County, Delaware | Plank, M.O., Woodruff, K.D., Werkheiser, W.H. | |
| GM 4 Geology of the Wilmington Area, Delaware | Woodruff, K.D., Thompson, A.M. |