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."

The black and white view of Howard Hughes' Lockheed 14 aircraft after performing its final landing on the Round the World flight at Floyd Bennett Airport, New York. Description printed on back of photograph: "General view of welcoming ceremony. 7/14/1938"

The black and white view of Howard Hughes in the cockpit of the Lockheed 14 aircraft.

The black and white view of Howard Hughes in the cockpit of the Lockheed 14 aircraft.

Description printed on photograph's accompanying sheet of paper: "Howard Hughes and crew in parade up Broadway after record-breaking world flight. New York, New York."

The black and white view of Howard Hughes exiting his Lockheed 14 aircraft after performing the final landing on the Round the World flight at Floyd Bennett Airport, New York. Description printed on photograph's accompanying sheet of paper: "Telling the world about the record-smashing flight. New York City--Under the giant wing of the huge Lockheed plane, radio men set up their microphones so that Howard Hughes and his gallant crew of four can send a few words of greeting to the world over the air waves after landing at Floyd Bennett Field on their record-smashing flight around the world. Credit Line (ACME) 7/14/38"

A view of Howard Hughes' Hercules in Culver City, California.