There are 2 matches

Collection Authorizer Collection name Reference
123823M. Clapham Levant colliery, well 19, Flénu (coll. Persenaire) Westphalian C - Carboniferous 4 - Belgium Handlirsch (1904)
155635M. Clapham Produits colliery, at Quaregnon, roof of 18 vein (coll. Dorlodot) Westphalian A - Carboniferous 4 - Belgium Pruvost (1930)

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