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.

A view of the B-23 converted bomber carrying Howard Hughes as it prepares to take off for New York City in Los Angeles, California.

A view of Howard Hughes and Grover Whalen at Floyd Bennett Airfield in New York. Description printed on photograph's accompanying sheet of paper: "Grover Whalen greets Hughes. New York City-- His face covered by stubble and still wearing his battered hat, Howard Hughes is taken in tow by Grover Whalen, World's Fair head, shortly after Hughes and his companions set their plane down at Floyd Bennett Airport here, completing their dramatic dash around the world. Credit Line (ACME) 7/14/38"

Men working on Hughes rock drilling bit piece #5411-482 at the Hughes Tool company in Houston, Texas.

Howard Hughes' flying boat docked near the waters of Los Angeles Harbor, taken on July 16, 1947.

Howard Hughes giving a news conference beside his airplane after landing in New York. This was his first flight after the nearly fatal XF-11 prototype crash in 1946.

From the Nye County, Nevada Photograph Collection (PH-00221) -- Series IV. Pahrump, Nevada -- Subseries IV.A. Hughes Family. The horse was a mustang and was caught on the open range in the Pahrump Valley.