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Ocean Deep Navigation Colliery, Treharris

In 1872, work started on sinking the shafts of Harris's Navigation Colliery, by 1879, it was the deepest in the south Wales coalfield.The first pithead baths in Wales were opened there on 15 June 1916. The mine closed in 1991.

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Baner Cyfrinfa Deep Navigation, Undeb...

Baner Cyfrinfa Deep Navigation, Undeb...
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Baner Cyfrinfa Treharris, Undeb Cenedlaethol y...

Baner Cyfrinfa Treharris, Undeb Cenedlaethol y...
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Y tu fewn i'r Baddonau Glo Ager, Treharris, 1916

Y tu fewn i'r Baddonau Glo Ager, Treharris, 1916
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Pwll nofio cyhoeddus Edwardsville, Treharris,...

Pwll nofio cyhoeddus Edwardsville, Treharris,...
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Machinery at Ocean Deep Colliery, Treharris

Machinery at Ocean Deep Colliery, Treharris
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Shaft at Ocean Deep Colliery, Treharris

Shaft at Ocean Deep Colliery, Treharris
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Shaft at Ocean Deep Colliery, Treharris

Shaft at Ocean Deep Colliery, Treharris
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Bath House drawings for Ocean Deep Colliery

Bath House drawings for Ocean Deep Colliery
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Ocean Deep Colliery, Treharris, 1915

Ocean Deep Colliery, Treharris, 1915
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Ocean Deep Colliery, Treharris, 1915

Ocean Deep Colliery, Treharris, 1915
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Ocean Deep Colliery, Treharris, 1915

Ocean Deep Colliery, Treharris, 1915
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Ocean Deep Colliery, Treharris, 1915

Ocean Deep Colliery, Treharris, 1915
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