| OFR53 Kent County Groundwater Monitoring Project: Results of Subsurface Exploration |
Andres, A.S., McQuiggan, R.W., He, C. |
|
| IS7 The Delaware Geological Survey |
Pickett, T.E. |
|
| OFR13 Delaware's Extractive Mineral Industry |
Doyle, R.G., Pickett, T.E. |
|
| OFR3 Preliminary Report on the Earthquake of February 28, 1973 |
Woodruff, K.D., Jordan, R.R., Pickett, T.E. |
|
| OFR2 Preliminary Report on Seismic Events in Northern Delaware |
Jordan, R.R., Pickett, T.E., Woodruff, K.D. |
|
