A bust view of Howard Hughes at Grover Whalen's house.

A close up of Howard Hughes, at Grover Whalen's house.

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."

Howard Hughes (second from left) standing in front of the experimental helicopter XH-17, Flying Crane in October 1952. From left to right: Rea Hopper, Director of the Aeronautical Division, Hughes Aircraft Company; Howard Hughes; Clyde Jones, Director of Engineering, Hughes Tool Company Aeronautical Division; Warren Reed, Assistant; Colonel Carl E. Jackson, Air Research and Development Headquarters, Baltimore; Gale J. Moore, Pilot; and Chal Bowen, Flight Engineer/Co-pilot.

The black and white view of Howard Hughes in Minneapolis, Minnesota. Description printed on photograph's accompanying sheet of paper: "World flyers stop at St. Paul--Minneapolis, Minn-- Howard Hughes, wealthy sportsman flyer, is shown facing camera as he was interviewed by reporters during his brief stop at the twin cities en route to New York, where he completed the trip in record time. Credit Line (ACME) 7/15/38."

Typed onto a piece of paper attached to the image: "Crowd Greets Hughes On Arrival In Capital, Washington D.C. -- Howard Hughes and his companions came to Washington July 21, to personally thank Secretary of State Cordell Hull for the State Department's co-operation on their record world flight, and incidentally to be feted at a luncheon of the Press Club. The photo shows Hughes, in park suit and black hat, as he was led through a huge crowd on his arrival at the Washington Airport. Credit Line (ACME) 7/21/38 (NY FOR)."