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Duffryn Colliery Company

Owner of Duffryn Colliery, Brynmawr from 1932 until the mine disappeared from the record by 1935.

Mines operated

MineRegionYears
Duffryn Colliery, Brynmawr Blaenau Gwent 1932–1935

Record created: 15 September 2026 · Last researched: 15 September 2026

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