Herbert Hoover

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An American Airlines Douglas DC-4.
On This Day in Aviation History

March 4th in Aviation History: American Begins Flying the Douglas DC-4 on Cross-Country Flights

Posted March 4, 2012 by NYCAviation Staff

American Airlines begins DC-4 cross country flights, the Hindenburg makes its first flight, Herbert Hoover becomes the first civilian to break the sound barrier, and more…

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