Preliminary inventory of pre-Cenozoic clay shales and argillites of the conterminous United States (Listing Multiple Pages).
| Filename | Size | Format | Download |
|---|---|---|---|
| 59400.pdf | 737.9 KB | application/pdf | Download |
| Filename | Size | Format | Download |
|---|---|---|---|
| 59400.pdf | 737.9 KB | application/pdf | Download |