Which famous people have you outlived?

Ralph Hartley

American engineer

Died when: 81 years 152 days (977 months)
Star Sign: Sagittarius


Ralph Hartley

Ralph Vinton Lyon Hartley (November 30, 1888 – May 1, 1970) was an American electronics researcher.He invented the Hartley oscillator and the Hartley transform, and contributed to the foundations of information theory.

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