There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 38456 | M. Foote | Silica Formation Unit 6 Givetian - Devonian 3 - Ohio | Kesling and Chilman (1975) |
| 38459 | M. Foote | Silica Formation Unit 9A Givetian - Devonian 3 - Ohio | Kesling and Chilman (1975) |