DGS Publications
Title | Authors | Publication Date |
---|---|---|
RI50 Plant Microfossils of the Calvert Formation of Delaware | Groot, J.J. | |
B14 Hydrology of the Columbia (Pleistocene) Deposits of Delaware: An Appraisal of a Regional Water-Table Aquifer | Johnston, R.H. | |
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. |