There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 224135 | M. Hopkins | Boulder 14 (Levis) Trempealeauan - Cambrian 5 - Canada | Rasetti (1944) |
| 224148 | M. Hopkins | Boulder 51 (Levis Conglomerate) Trempealeauan - Cambrian 5 - Canada | Rasetti (1944) |