The Ronnow Family Photographs contain four black-and-white photographic prints of the Ronnow family in Southern Nevada from approximately 1870 to 1950. Also included is one large oversized black-and-white photographic print of the Old Rotary Club with C. C. Ronnow present.

The J. T. McWilliams Photograph Collection contains photographs and postcards from Nevada and Southern California from approximately 1900 to 1970. The materials include postcards depicting Las Vegas, Nevada casinos such as El Rancho Vegas and the Golden Nugget Gambling Hall. The materials also include postcards depicting towns and scenes in Nevada such as Carson City, Rhyolite, Red Rock Canyon, and covered wagons traveling to Las Vegas. Lastly, the materials contain several photographs of the McWilliams family, possibly while they were living in what is now Las Vegas, Nevada.

The Houssels Photograph Collection contains color and black-and-white photographs and slides of the Houssels House from 1983. The photographs document the house's original location on Sixth Street in Las Vegas, Nevada, and its subsequent transportation to the University of Nevada, Las Vegas campus.

The Paul May Photograph Collection (1969) consists of black-and-white and color photographic prints. The images primarily depict Nevada Assemblyman Paul May alongside Nevadan senators and congressmen, including Senator Paul Laxalt. Other images are portraits of May.

The Frank Mitrani Photographs depict people and events in Las Vegas, Nevada from 1953 to 2010. The photographs are primarily portraits of Las Vegas businesspeople, including realtors, salespeople, insurance agents, bankers, and executives. The photographs depict several service organizations operating in Southern Nevada, including the Rotary Club of Las Vegas, the Las Vegas Jaycees, the Elks Lodge, and the Assistance League. The photographs also depict hotels and casinos, politicians and political campaigns, news organizations, schools, the Elks Lodge, healthcare professionals, weddings and engagements, and religious events.

The David Farnsworth Photograph Collection, approximately 1900 to 1915, contains five black-and-white photographic prints and corresponding negatives of David Farnsworth with groups of people posing outside storefronts in Las Vegas and Caliente, Nevada.

The Campbell Family Photograph Collection is comprised of nine black-and-white photographic reprints of Pioche, Nevada and two photographic reprints of Dr. Linwood Campbell, taken from approximately 1895 to 1929 and reprinted between approximately 1950 and 1969.