Ambrose Swasey (December 19, 1846 - June 15, 1937) was an American mechanical engineer, inventor, entrepreneur, manager, astronomer, and philanthropist. With Worcester Reed Warner he co-founded the Warner & Swasey Company.

Life and work

Swasey was born near Exeter, New Hampshire to Nathaniel and Abigail Swasey. He apprenticed as a machinist at the Exeter Machine Works and was

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