There are 8 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 38459 | M. Foote | Silica Formation Unit 9A Givetian - Devonian 3 - Ohio - old id | Kesling and Chilman (1975) |
| 38460 | M. Foote | Silica Formation Unit 9B Givetian - Devonian 3 - Ohio - old id | Kesling and Chilman (1975) |
| 38463 | M. Foote | Silica Formation Unit 12 Givetian - Devonian 3 - Ohio - old id | Kesling and Chilman (1975) |
| 188934 | M. Hopkins | Silica Shale, unit 9 Cazenovian - Devonian 3 - Ohio - old id | Ehlers et al. (1951) |
| 206972 | J. Bauer | Medusa Portland Cement Company North-north Quarry (= Medusa North-north Quarry / coll. Kesling & Chilman) Givetian - Devonian 3 - Ohio - old id | Kesling and Chilman (1978) |
| 207849 | P. Wagner | Medusa Portland Cement Company North Quarry, Silica, bioherm Eifelian - Devonian 3 - Ohio - old id | Stumm (1953) |
| 207850 | P. Wagner | Abandoned Lake Shore Railroad quarry, 1.75 miles south of Venice Eifelian - Devonian 3 - Ohio | Stumm (1953) |
| 207860 | P. Wagner | Zone J. Abandoned Wagner quarry just west of the Norfolk and Western RR Yards Eifelian - Devonian 3 - Ohio - old id | Stauffer (1909) |