Capt. Henry Harley Arnold, Aviation Section, Signal Corps, in 1916. Iater he became General of the Air Force by an Act of Congress in 1949.
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Thank you to the Mario Family Foundation for enabling the digitization of the U.S. Naval Institute’s Photo Archive. The physical photos in the Photo Archive are stored in the Mildred M. Mario Photo Archive Room located at the U.S. Naval Institute’s Headquarters in Annapolis, MD.

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