DGS Publications
Title | Authors | Publication Date |
---|---|---|
SP17 The Delaware Geological Survey: The Formative Years, 1951-1969 | Groot, J.J. | |
B7 Engineering Materials of Northern New Castle County | Ward, R.F., Groot, J.J. | |
B3 Marine Upper Cretaceous Formations of the Chesapeake and Delaware Canal | Organist, D.M., Richards, H.G., Groot, J.J. | |
B2 Geology and Ground-Water Resources of the Newark Area, Delaware with a Section on the Surface Water Resources | Groot, J.J., Rasmussen, W.C., Hulme, A.E. |