Description given on piece of paper attached to the image: "Chicago reception for Howard Hughes after completing his Round the World flight. Hughes is in the center of the car leading the parade."
Howard Hughes under the propeller of his Douglas DC-3 aircraft. The photo was taken right before or after his first flight since the nearly fatal XF-11 crash in 1946.
A section of Howard Hughes' "Spruce Goose" or "Flying Boat" being moved (with a police escort) from the Hughes Aircraft plant in Culver City, California to Terminal Island in the Los Angeles Harbor where the plane was assembled in June of 1946.