
The colliery was the property of the Bersham Coal Company and had recently been sunk to the Main Coal Seam and the workings in the mine were not very extensive but the coal was known [more]
Wynnstay Colliery or The Green Pit. Ruabon. The New British Iron Company owned the colliery. The workings were ventilated by a split of the air at the extremity of the horse road and then behind [more]
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