A view of Grover Whalen, Howard Hughes, and Al Lodwick riding in the back of an automobile during a parade celebrating Howard Hughes' completion of his round-the-world flight.

A rear view of Howard Hughes Grover Whalen, and Al Lodwick riding in the back of an automobile in a parade dedicated to Hughes for his completion of the round-the-world flight. Typed onto a piece of paper attached to the image: "Rear view of car in which Howard Hughes, Al. Lodwick, and Grover Whalen ride up Broadway after Howard Hughes flight Around the World. July 1938."

Photograph of Grover Whalen, Howard Hughes, and Al Lodwick during a parade procession for the completion of Hughes' Round-the-World flight.

Description given with photo: "Hughes Pilots Radar-Equipped Plane Culver City, Calif. -- First passenger plane equipped with radar is flown in demonstration May 1st by Howard Hughes (left) and co-pilot R.C. Loomis over Culver City. Pilots using this equipment will be warned of approaching obstacles by lights flashing on radar panel. Two lights (lefts) with 2,000-foot range, are used to guarantee clearance over mountains; two lights (right) with 500-foot range, are a safety device for approaches and landings. Either set of lights warns against approaching aircraft. Trans-World Airline plans to install radar on its passenger planes. Credit (ACME) 5-3-47."

A general view of the parade celebrating Howard Hughes' completion of his Round-the-World flight.

A view of Grover Whalen, Howard Hughes, and Al Lodwick riding in the back of an automobile during a parade procession.