John Farey

John FareyIn existographies, John Farey (1791-1851) (CR:3) was an English mechanical engineer, noted for his 1827 A History of the Steam Engine, one the main early publications in the history of the steam engine.

Overview
In 1826, Farey learned of the “indicator” when he saw one being used on an engine in Russia. [2]

In 1827, Farey, in his A History of the Steam Engine, gave a detailed summary of the barometer used by James Watt in his steam engine.

References
1. Cardwell, Donald S.L. (1971). From Watt to Clausius: the Rise of Thermodynamics in the Early Industrial Age (pg. 80). Cornell University Press.
2. Farey, John. (1827). A Treatise on the Steam Engine: Historical, Practical, and Descriptive (§: Barometer gauge, pgs. 377-79). Longman.

External links
‚óŹ John Farey Jr. – Wikipedia.

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