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

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

A picture of the crowd at a parade celebrating the completion of Howard Hughes' 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.

Description given with photo: "Hughes Arrives In New York: La Guardia Field, New York, N.Y. -- Howard Hughes, airplane designer, pilot and movie producer, steps down from his converted B-23 bomber at La Guardia Field following his transcontinental flight from Culver City to New York, the first since he narrowly escaped death in the crash of an experimental plane July 7. Hughes personally piloted the B-23 over the 3,000-mile route."

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 view of Howard Hughes stepping out of a converted B-23 bomber in New York, New York.