The Virginia Lelake Photograph Collection (approximately 1952-1979) is comprised of thirty-eight black-and-white photographic prints depicting floats and performers at the Helldorado Parade in Las Vegas, Nevada.

The Celia Rivero Grenfell Family Photographs depict the Rivero Family in Las Vegas, Nevada from 1917 to 1950. The photographs depict Celia Grenfell’s parents Francisco and Margarita Rivero as well as their children and relatives. The photographs also depict businesses in Las Vegas, including Frank Romero’s restaurant and the Elko Rooms hotel.

The Pittman Family Photographs depict members of the Pittman and Brewington families in Nevada from 1922 to 1989. The photographs primarily depict Nevada Governor Vail Pittman and his wife Ida Louise “Liz” Brewington Pittman at political campaign and fundraising events, including the Helldorado Parade in Las Vegas, Nevada and at the Governor’s Mansion in Carson City, Nevada. The photographs also depict Governor Pittman with President Harry S. Truman, Jim Cashman, and family members. The photographs also include a group photograph of U.S. Senator Key Pittman with business executives representing the Union Pacific Railroad and the San Pedro Railroad. Lastly, the collection also contains family photographs of Ann Brewington, Ida Brewington Pittman's sister.

The John Nichols Photograph Collection (approximately 1930-1950) is comprised of black-and-white photographic prints depicting the western region of the United States including Southern Nevada, the Hoover Dam (then known as Boulder Dam), Lake Mead, and various desert landscapes. Photographs were collected by former Las Vegas and Boulder City, Nevada resident, John Nichols, who is a longtime art collector and gallery owner based in California. The collection includes some photographs taken by American photographer Glenn Davis who was known for photographing the Las Vegas Valley and the construction of the Hoover Dam.

The Wayne Cronister Photograph Collection depicts towns in Southern Nevada from 1905 to 1950. The photographs primarily depict Fremont Street in Las Vegas, Nevada and the construction of the Hoover (Boulder) Dam on the Colorado River. The photographs also include the Union Pacific Railroad Depot in Las Vegas, Nevada, the abandoned town of Rhyolite, Nevada, and a mining camp in El Dorado Canyon.

The Toni and Wilbur Clark Photographs depict Las Vegas, Nevada casino owner and land developer Wilbur Clark and his wife Toni from 1910 to 1975. The photographs primarily document Wilbur and Toni Clark at the Desert Inn, the hotel and casino Wilbur co-owned. The photographs also depict him with politicians and entertainers, and Wilbur and Toni Clark’s house in Las Vegas.