There are 5 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 13021 | M. Patzkowsky | Racine Fm, Milwaukee, Hartung Quarry, 34499 - Patzkowsky Wenlock/Silurian - Silurian 2-1-2 - Wisconsin | Watkins (1991) |
| 13024 | M. Patzkowsky | Racine Fm, Milwaukee, Hartung Quarry, 34507 - Patzkowsky Wenlock/Silurian - Silurian 2-1-2 - Wisconsin | Watkins (1991) |
| 13027 | M. Patzkowsky | Racine Fm, Milwaukee, Hartung Quarry, 34544 - Patzkowsky Wenlock/Silurian - Silurian 2-1-2 - Wisconsin | Watkins (1991) |
| 13040 | M. Patzkowsky | Racine Fm, Milwaukee, Currie Park Quarry, 34601 - Patzkowsky Wenlock/Silurian - Silurian 2-1-2 - Wisconsin | Watkins (1991) |
| 13041 | M. Patzkowsky | Racine Fm, Milwaukee, Currie Park Quarry, 34602 - Patzkowsky Wenlock/Silurian - Silurian 2-1-2 - Wisconsin | Watkins (1991) |