DGS Publications
| Title | Authors | Publication Date |
|---|---|---|
| B19 Geology and Hydrology of the Cockeysville Formation Northern New Castle County, Delaware | Plank, M.O., Woodruff, K.D., Werkheiser, W.H. | |
| B4 Preliminary Report on the Geology and Ground-Water Resources of Delaware | Marine, I.W., Rasmussen, W.C. | |
| B3 Marine Upper Cretaceous Formations of the Chesapeake and Delaware Canal | Organist, D.M., Richards, H.G., Groot, J.J. |