There are 3 matches

Collection Authorizer Collection name Reference
61638T. Olszewski Section 66, Sample 1F, Ross Creek Ridge Permian - Permian 1-4 - Canada - old id McGugan (1963)
88437M. Clapham Carbon Creek, Section 145A, Peace River Kungurian - Permian 2 - Canada Logan and McGugan (1968)
112840M. Clapham Telford Creek, Section 20, Top Telford Formation Sakmarian - Permian 2 - Canada - old id Logan and McGugan (1968)

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