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."
Description printed on photograph's accompanying strip of paper: "Hughes catches up with cables in Moscow. Moscow---Howard Hughes, sorting a packet of congratulatory cables on his arrival in Moscow. He was just beginning to sprout stubble with which he returned to New York, after his record-smashing round-the-world dash. 7/25/38"