On the relations of the Niagara and Lower Helderberg formations, and their geographical distributions in the United States and Canada
On the relations of the Niagara and Lower Helderberg formations, and their geographical distributions in the United States and Canada1982
Details
- First published
- 1982
- OL Work ID
- OL1555337W
Subjects
Geology, StratigraphicStratigraphic Geology