Howard Hughes in the Lockheed 14. Typed on a piece of paper attached to the image: "As Howard Hughes took off from Coast for flight east. Los Angeles, California-- The huge Lockheed "Flying Laboratory" of Howard Hughes, millionaire oil man and speed flyer, taking off from here for the flight to New York, from where he will take off for Paris. Credit Line (ACME) 7/4/1938."
Transcribed from back of photo: "Howard Hughes (in cockpit) warms up the XF-11 for its initial test flight. It is one of the world's fastest long-range photographic planes, July 7, 1946."