James P. Beckwourth, mountain man, fur trader and explorer. He discovered one of the easier routes (later called the Beckwourth Pass) across the Sierra Navadas, from the Truckee to the Yuba River.
Portrait of P.A. "Pop" Simon, land developer and mining tycoon, who purchased and developed the land north of Las Vegas for Western Air Express Field, which would later become Nellis Air Force Base.
An unidentified man stands on a concrete bridge overlooking one of the spillways at Hoover Dam. Typed label on back of photograph: "Spillways - Boulder Dam."