There are 2 matches

Collection Authorizer Collection name Reference
151398M. Clapham Cefn Coed colliery (1236 feet depth) Westphalian B - Carboniferous 4 - United Kingdom Bolton (1934)
156594M. Clapham Writhlington Geological Nature Reserve; foliage assemblage 4 Westphalian D - Carboniferous 4 - United Kingdom BĂ©thoux and Jarzembowski (2010)

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