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 printed on photograph's accompanying sheet of paper: "Howard Hughes Guest at National Press Club. Washington, D. C. -- Howard Hughes, multi-millionaire round-the-world flyer is pictured as he spoke at the National Press Club here, July 21st, where he and his four companions were guests at a luncheon of the club. Hughes and the members of his crew on the flight visited Washington to personally thank Secretary of State Cordell Hull for his assistance in the clearing of their plane. Credit Line (ACME) 7/21/38."

A view of Howard Hughes sitting with two unidentified men in the back of a car, likely being driven to a New York hotel, after landing the Lockheed 14 at Floyd Bennett Field.

A view of Howard Hughes surrounded by a crowd in Moscow. The Lockheed L-14 Super Electra can be seen in the background behind the crowd.

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.

Howard Hughes being greeted by Grover Whalen at either Floyd Bennett Field or Holmes Airport.