A view of Howard Hughes' Hercules traveling down a street in Culver City, California.

From the Howard Cannon Photograph Collection (PH-00192). Stamped on verso: "Official United States Air Force Photograph - Anderson AFB Washington 25, D.C."

Typed onto a piece of paper attached to the image: "As Los Angeles Welcomed Howard Hughes Home, Los Angeles, Cal. --- Governor Frank Merriam, Howard Hughes, and Mayor Frank L. Shaw (left to right) as they rode through the crowd-packed streets of Los Angeles during the reception -- one of the greatest and wildest the city had ever seen -- as Hughes and his four daring companions on his World-Flight arrived in the city. Credit Line (ACME). 8/2/38."

A view of Howard Hughes and others inspecting the construction of the Spruce Goose in San Pedro, California. From left to right, the men include: Wressey C. Cocue, Homer (Dave) Roe, Dave Graig, Dave Kuans, Glenn Odeuiru, Howard Hughes, Jack Jerman, Rea Hopper, Carl Baggerger, Bill Benny, Warren Reed, and Joseph Petrali.

From the Howard Cannon Photograph Collection (PH-00192). Stamped on verso: "Official U.S. Navy Photograph - Not for publication unless officially released" Howard Cannon reviews the Marine honor guard during the 9999th Congressional Squadron cruise.

Howard Hughes (right) with unidentified man before the flight of the second XF-11 prototype, April 4, 1947.

Typed onto a piece of paper attached to the image: "As Hughes Visited Washington To Thank Cordell Hull, Washing, D. C. -- Police escorting Howard Hughes holding hat, through the admiring throungs at the Washington Airport as the intrepid flyer and his four companions on his Round-The-World flight came to the Capital, July 21st, to personally thank Secretary of State Cordell Hull for his cooperation in clearing their take-offs on their flight. Credit Line (ACME) 7/21/38."