There are 3 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 99375 | M. Carrano | Gwynedd Tunnel (thin shales) (coll. Jepsen, Bock, Bock 1933–1934, 1940) Norian - Triassic 4 - Pennsylvania | Bryant (1934) |
| 105836 | R. Butler | Little Conewago Creek, Zions View (coll. Stahle & Bair 1930) Norian - Triassic 4 - Pennsylvania | Stose and Jonas (1939) |
| 107421 | R. Butler | Phoenixville Tunnel (coll. 1857) Norian - Triassic 4 - Pennsylvania | Cope (1866) |