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."

Typed onto a piece of paper attached to the image: "Howard Hughes in center leaves Newark Airport with party enroute to Washington, D.C. 7/21/38."

A view of Howard Hughes conversing with an unidentified group of people in California.

A view of Howard Hughes conversing with an unidentified group of people in California.

From the Sister Klaryta Antoszewska Photograph Collection (PH-00352). The presentation slide reads, "Total announced tests and radiation measured off the test range complex. Total above-ground tests = 126. Total sub0surface tests = 413. Total tests = 539. Number measured off the test range complex of above-ground tests = 89. Number measured off the test range complex of sub-surface tests = 40. Total number measured off the test range complex = 129."

The black and white view of Howard Hughes in Minneapolis, Minnesota. Description printed on photograph's accompanying sheet of paper: "Howard Hughes talks over refueling at Minneapolis with a Northwest Airlines attendant."

A view of Howard Hughes (left) being asked about his controversial XF-11 photo reconnaissance plane by Senator Harry Cain (right), Republican of Washington, in Culver City, California.