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Graigola Merthyr Company Ltd

Registered in 1885 to take over Cory, Yeo and Co. and the Compagnie Houillère de Graigola Merthyr; based at Cambrian Place, Swansea, it owned Graig Merthyr Colliery until nationalisation and made 600,000-700,000 tons of patent fuel a year at King's Dock.

Mines operated

MineRegionYears
Birchrock Colliery Swansea 1885–1947

Record created: 14 September 2026 · Last researched: 14 September 2026

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