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Hargreaves, James

Hargreaves, James (här'grēvz) [key], 1720?–1778, English engineer. In 1762 he made an unsuccessful attempt to develop a machine for carding, a process preparatory to spinning, and in 1764 he invented the spinning jenny, which resulted in doubling production in the carding process.

The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2007, Columbia University Press. All rights reserved.

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