There are 3 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 23920 | H. Sims | Tar Springs Formation Loc. 5 Tournaisian/Serpukhovian - Carboniferous 1-3 - Illinois | Jennings (1984) |
| 23922 | H. Sims | Cobden Quadrangle Loc. 6 Carboniferous - Carboniferous 1-5 - Illinois | Jennings (1984) |
| 23925 | H. Sims | Walche's Cut Loc. 7 Carboniferous - Carboniferous 1-5 - Kentucky | Jennings (1984) |