DGS Publications
| Title | Authors | Publication Date |
|---|---|---|
| GM 4 Geology of the Wilmington Area, Delaware | Woodruff, K.D., Thompson, A.M. | |
| GM 3 Geology of the Newark Area, Delaware | Woodruff, K.D., Thompson, A.M. | |
| GM 2 Geology of the Middletown-Odessa Area, Delaware | Pickett, T.E., Spoljaric, N. | |
| B13 Geology, Hydrology, and Geophysics of Columbia Sediments in the Middletown-Odessa Area, Delaware | Spoljaric, N., Woodruff, K.D. |