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Edward W Roberts: Water Wheel at Cwm Cipwrth
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Edward W Roberts: Cwm Cipwrth Copper Mine
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Edward W Roberts: Mining Artefacts at Cwm Cipwrth Copper Mine
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Edward W Roberts: Cwm Cipwrth Copper Mine
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Edward W Roberts: Cwm Cipwrth Copper Mine
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Edward W Roberts: Cwm Cipwrth Copper Mine
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Edward W Roberts: Cwm Cipwrth Copper Mine
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Edward W Roberts: Ynys Y Pandy Slate Mill, Cwm Ystradllyn
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Edward W Roberts: Ynys Y Pandy Slate Mill, Cwm Ystradllyn
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Edward W Roberts: The Water Wheel at Cwm Cipwrth Copper Mine