Howard Hughes sits in the cockpit of the XF-11, a reconnaissance plane that Hughes built and designed in conjunction with Air Materiel Command engineers. Hughes is preparing for his first test flight in Culver City, California July 7, 1947.

Photograph of Grover Whalen, Howard Hughes, and Al Lodwick during a parade procession for the completion of Hughes' Round-the-World flight.

Description printed on photograph's accompanying sheet of paper: "Howard Hughes' wide grin diffuses the lanky Texan's features during a lighter phase of the day's ceremonies. Credit Line (ACME) 7/15/38."

Howard Hughes (second from left) standing in front of the experimental helicopter XH-17, Flying Crane, with others (from left to right): Rea Hopper, Director of the Aeronautical Division, Hughes Aircraft Company; Hughes; Clyde Jones, Director of Engineering, Hughes Tool Company Aeronautical Division; Warren Reed, Assistant; Colonel Carl E. Jackson from Air Research and Development Headquarters, Baltimore; Gale J. Moore, Pilot; possibly Chal Bowen, Flight Engineer/Co-pilot, and an unidentified man, on October 23, 1952.