The Jet Age (1958 - Today)

Pratt & Whitney JT3
1/4th scale

Pratt & Whitney JT3<br/>1/4th scale

The JT3 revolutionized air transportation when it entered service on the Boeing 707 in 1958. The new turbojet engine was a commercial version of the U.S. Air Force's J53, introduced in 1950.
Gift of Pratt & Whitney Aircraft Division, United Technologies Corporation.

Credit: Smithsonian Institution, National Air and Space Museum

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