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Remembering Wally
Before he became one of the Mercury Seven, the irreverent astronaut Walter Schirra cut his teeth flying Navy fighters.
Lawrence Sperry: Genius on autopilot
Lawrence Sperry never rested on his laurels. Between 1915 and 1923, he had 23 patents either pending or granted. Among his inventions was instrumentation that permitted aircraft to be piloted when visibility was zero.
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