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Bryn Newydd Colliery Company

Rhys W. Jeffreys's company, owner of Cefn Parc Arlais Colliery from 1966; applied for a further licence to work the mine as late as 2009.

Mines operated

MineRegionYears
Cefn Parc Arlais Colliery Neath Port Talbot 1966–1987

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

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