Allostratigraphy of the U.S. Middle Atlantic continental margin--characteristics, distribution, and depositional history of principal unconformity-bounded Upper Cretaceous and Cenozoic sedimentary units /
by C. Wylie Poag and Lauck W. Ward
- Washington, D.C. : United States Government Printing Office, 193
- v, 81 p. , 29 cm.
- U.S. Geological Survey professional paper ; 1542 .