The device you're using to listen to this podcast contains many, many tiny parts, each engineered to a level of precision that is astounding, given that precision engineering is only a couple centuries old. Simon Winchester tracks the advancement of precision engineering, from cannons to computers, in his new book "The Perfectionists." Plus, learn why Rolls-Royce supplied Simon Winchester with cars for more than a decade. | Want to support 1A? Give to your local public radio station at donate.npr.org/1A and subscribe to our podcast. Have questions? Email the show at firstname.lastname@example.org and find us on Twitter @1a.
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