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"The Overshot wheel is a form of water wheel in which the water flows upon or near the top of the wheel. It acts principally by gravity, though some effect is of course due to the velocity with which the water arrives."—(Charles Leonard-Stuart, 1911)

Overshot Wheel

"The Overshot wheel is a form of water wheel in which the water flows upon or near the top of the wheel.…

An image of the overshot wheel that operates machinery by water power, receiving water at the top.

Water Wheel

An image of the overshot wheel that operates machinery by water power, receiving water at the top.