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Seaton Delaval Coal Company

The company that held Seaton Delaval Colliery from the 1880s until it was absorbed into Hartley Main Collieries Ltd in 1929.

Mines operated

MineRegionYears
New Delaval Colliery Northumberland 1859–1929
Seaton Delaval Colliery Northumberland 1880–1929

Record created: 3 September 2026 · Last researched: 3 September 2026

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