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On the Relations of the Middle and Upper Silurian (Clinton, Niagara, and Lower Helderberg) Rocks of the United States
| Title | On the Relations of the Middle and Upper Silurian (Clinton, Niagara, and Lower Helderberg) Rocks of the United States |
| Publication Type | Journal Article |
| Year of Publication | 1872 |
| Authors | Hall, J |
| Journal | Geological Magazine |
| Volume | 9 |
| Pagination | 509-513 |
| Keywords | geology paleontology |
