Description given with photograph: "'Silver Spike celebration at Boulder Junction, south of Las Vegas, where Boulder City branch leaves UPRR mainline, ca. 1932 or earlier' -Dave Coons"
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 downtown Boulder City and the Nevada Highway. Stores that can be seen include a Texaco service gas station, Delmar's Drug, Reservation Grill, the Nava-Hopi Indian Store, Barber Shop, and the Green Hut Cafe.