There are 2 matches

Collection Authorizer Collection name Reference
74661P. Novack-Gottshall "Trilobite zone", sec. 1A, Big Sandy River Gedinnine - Devonian 1 - Tennessee Dunbar (1919)
75628P. Novack-Gottshall "Trilobite zone", Ross Formation, sec. 1A Gedinnine - Devonian 1 - Tennessee Dunbar (1919)

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