The Hughes Aircraft HK-1 or "Flying Boat" wing assembly being completed in a hangar in Hughes' factory in Culver City.

The black and white, aerial view of Howard Hughes' Lockheed 14 aircraft performing its final landing on the Round the World flight at Floyd Bennett Airport, New York.

Panoramic view of houses from the water tank in Boulder City. This photo was taken between December 15, 1933 and June, 1934. Buildings that can be seen include City Hall (left), the Boulder Theater building (center), the Boulder Dam Hotel (right), and the Terminal Building with the Boulder Cafe (right).

Description given with photo: "Radar Installed on Passenger Planes Culver City, Calif. -- Radar safety control system (cabinet, left, center) for passenger planes, demonstrated by Howard Hughes in a trans-world airline plane, at Culver City, May 1st. Radar, with 500 and 2,000 foot warning signals, tells the pilot when he is approaching obstacles. Equipment is being installed in planes flying routes from San Francisco eastward to Shanghai. Credit (ACME) 5/3/47."

Panoramic view of houses from the water tank in Boulder City. This photo was taken between December 15, 1933 and June, 1934. Buildings that can be seen include City Hall (left), the Boulder Theater building (center), the Boulder Dam Hotel (right), and the Terminal Building with the Boulder Cafe (right).

The black and white view of Howard Hughes' Lockheed 14 aircraft performing its final landing on the Round the World flight at Floyd Bennett Airport, New York. Typed onto a piece of paper attached to the image: "Howard Hughes lands at Floyd Bennett Field. 7/38."