A black and white image of the exterior of the Union Pacific Railroad Passenger Depot, located in early Las Vegas. Text from the bottom of the image reads: "Passenger Depot, Las Vegas, Nevada, 3-9-24."

A black and white image of the front exterior of the Union Pacific Railroad Passenger Depot, located in early Las Vegas. Four cars are parked in front of the building. Text from the bottom of the image reads: "Passenger Depot, Las Vegas, Nevada, 3-9-24."

A black and white image of Helen Slattery, Chicago General Traffic employee for United Airlines, sitting with Dutch Goerman, Secretary of the Las Vegas Chamber of Commerce, in a vehicle from 1904 with the sign "Desert Love Buggy." This photo was taken from a time capsule in the cornerstone of the Union Pacific Railroad station located in Las Vegas. The time capsule was placed there in 1940 and was later retrieved when the building was demolished around 1970.

A color image of the 7/11 Motor Lodge, located on West 2nd Street in Reno, and its neon signs. Site Name: 7/11 Motor Lodge (Reno, Nev.)

A color image of the neon sign for the Down Towner Motor Lodge in Reno. Site Name: Down Towner Motor Lodge (Reno, Nev.)

A black and white image of Deputy Marshall H. J. Williamson and W.M. Cook standing in front of an information tent in Williamsville (known to the residents as Ragtown), a makeshift community created near Black Canyon as construction began on the Hoover Dam.

Dr. Royce Martin's Hospital on North Second Street, which he acquired in 1920. The hospital had eight rooms on the second story, including the operating room.