William Mulcaster and Co.

Colliery proprietors of Maryport who reopened and enlarged two old pits at St Helen's near Flimby in 1861 and worked them into the 1870s.

Mines operated

MineRegionYears
St Helen's Colliery, Siddick Cumbria 1861–1876

Record created: 30 September 2026 · Last researched: 30 September 2026

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