There are 2 matches

Collection Authorizer Collection name Reference
11083P. Gensel Llanover Quarry, Gwent, Wales Pragian - Devonian 1 - United Kingdom Croft and Lang (1942)
11088P. Gensel Brecon Beacons Quarry, South Wales (= Storey Arms Quarry and Craig-y-Fro Quarry) Pragian - Devonian 1 - United Kingdom Heard (1927)

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