There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 10756 | R. Gastaldo | Upper Freeport Coal Southeastern Ohio |
Abbott (1968) |
| 11188 | H. Sims | 7-11 Mine Dark Shale |
McComas (1988) |
There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 10756 | R. Gastaldo | Upper Freeport Coal Southeastern Ohio |
Abbott (1968) |
| 11188 | H. Sims | 7-11 Mine Dark Shale |
McComas (1988) |