Darganfod ac Archwilio’r Casgliad

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Specimens of Rocks. Proof of an Illustration...
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Blowing up the granite rock

Blowing up the granite rock
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Highest bank of the quarry c1950

Highest bank of the quarry c1950
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Quarrymen working on Small Bank

Quarrymen working on Small Bank
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Early quarrymen of Porth y Nant c1880

Early quarrymen of Porth y Nant c1880
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Carreg y Llam Quarry 1968

Carreg y Llam Quarry 1968
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Early quarrymen of Porth y Nant c1880

Early quarrymen of Porth y Nant c1880
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Aerial view of Nant Gwrtheyrn and quarries 1968

Aerial view of Nant Gwrtheyrn and quarries 1968
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Cofeb i blentyn coll, 1901

Cofeb i blentyn coll, 1901
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