Description given with photo: "Poised For Trial Run, San Pedro, Calif.: Two engineers are dwarfed by the four right wing engines of Howard Hughes' mammoth plywood flying boat as the 200-tom craft is readied for taxi tests in Los Angeles harbor on November 1st. While completing taxi runs on the following day, Hughes casually lifted the big plane into the air for an unscheduled half-mile flight. Credit Line (ACME) 11/04/47."
Howard Hughes (second from the right) standing with other unidentified men near his plane in the hangar at the Grand Central Air Terminal in Los Angeles.