Description printed on back of photograph: "As Hughes and his crew thanked Hull for cooperation Washington, D. C.-- Howard Hughes and his intrepid companions are shown here as they visited the State Department, July 21st, to thank Secretary Cordell Hull for cooperation on their round-the-world flight. Left to right: Richard Stoddart, Thomas Thurlow, Howard Hughes, Secretary of State Cordell Hull and Harry Connor. Credit Line (ACME) 7/21/38."

A view of Howard Hughes attending an informal press conference in Culver City, California, after Hughes left the Senate War Investigating Subcommittee hearing in Washington.

A view of Howard Hughes attending an informal press conference in Culver City, California, after Hughes left the Senate War Investigating Subcommittee hearing in Washington.

Description given with photo: "After Non-Stop Coast to Coast Flight -- Pilot Howard Hughes (left) millionaire flier and movie producer, co-pilot Joseph Bartles, and navigator Robert Stevens, relax at the controls of their Lock-heed Constellation after landing at LaGuardia Field in new York City, Feb. 15 on Pre-Inaugural non-stop coast to coast flight from Burbank, Calif. the Constellation, named "Start of California" and carrying 34 passengers, including movie stars and a crew of seven, landed at LaGuardia Field eight hours and 38 minutes after leaving Burbank. 22/15/46."

A view of Howard Hughes attending an informal press conference in Culver City, California, after Hughes left the Senate War Investigating Subcommittee hearing in Washington.

A diagram of Hughes' record-making Lockheed Plane. Typed on a piece of paper included with the image:"Pictured above is a diagram showing the construction and the special features of the Lockheed 14 monoplane in which Howard Hughes and his picked crew of four made their record flight from New York City to Paris, France, on their dash around the world. Credit line (Aero Digest from ACME) 7/11/1938."