| 31. | Water wheels form one of the attractions of the district.
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| 32. | The machinery was powered by water wheels and water turbines.
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| 33. | Draught for the furnaces came from two large bellows driven by the water wheels.
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| 34. | At its peak it was worked by six steam engines and 17 water wheels.
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| 35. | He made the analogy with that of how water falls in a water wheel.
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| 36. | Some medieval Islamic compartmented water wheels could lift water as high as 30 meters.
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| 37. | The water wheel of the Millhouse is to remain operational.
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| 38. | Overhead shafts above the machines were attached to the water wheel by a belt.
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| 39. | The majority of water wheels were used to drive pumps.
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| 40. | Windmills and water wheels eventually gave way to steam engines.
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