A view of Howard Hughes installing a radar safety system for passenger planes in Culver City, California.

Transcribed from back of photo: "Howard Hughes in the cockpit of the new XF-11 reconnaissance plane which he designed and built in conjuntion with Air Material Command engineers. He is preparing for its first flight. One of the world's fastest long-range photo planes, it can attain a speed of over 400 miles per hour."

Wilbur Clark facing camera at round table, center at a formal dinner at the Astor Hotel, New York City, 1958. (credit: Bill Mark, Park Sheraton Hotel, NYC).

Howard Hughes in the cockpit of his XF-11 airplane before his first test flight.

A view of Howard Hughes installing a radar safety system for passenger planes in Culver City, California.

The black and white view of the Lockheed 14 aircraft in a hangar in New York, New York. Typed on a piece of paper attached to the image: "Readying Hughes' plane for Paris flight-- Mechanics hastened to put Howard Hughes's Lockheed 14 monoplane in shape for a flight from Floyd Bennett Airport herem to Paris. Motor trouble forced postponement and helpers were working under injunction to have the ship ready for a takeoff, July 9, "at the earliest possible moment." Photo shows: Mechanics working on the plane inside the hangar at Floyd Bennett Field. Credit Line (ACME) 7/9/1938."

A Formal dinner at the Hotel Astor in New York City, 1958. Wilbur Clark is located at the center of the picture, leaning his elbow on the table to the right. (Credit: Bill Mark, Park Sheraton Hotel, NYC.)