Title: Stratigraphy of the subsurface Lower and Middle Devonian of New York, Pennsylvania, Ohio, and Ontario
First published: 1989
Subjects: Charts, diagrams, Geology, Geology, Stratigraphic, Maps, Stratigraphic Geology
Places: New York (State), Ohio, Ontario, Pennsylvania
Time periods: Devonian
LC classification: QE665 .R53 1989