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Holman’s Rock Drill works. Area: A5 © Cornwall Council/Barry Gamble The Holman’s Rock Drill (No.3) works in Camborne produced compressed air powered drills for the mining and quarrying industries which were of world renown.
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Holman’s Rock Drill works. Area: A5 © Cornwall Council/Barry Gamble The Holman’s Rock Drill (No.3) works in Camborne produced compressed air powered drills for the mining and quarrying industries which were of world renown.
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