The Tomiyasu Family Photograph Collection (approximately 1908 to 1991) consists of black-and-white photographic prints of the Tomiyasu family and their farming business in southern Nevada.

The Dennis McBride Photograph Collection (approximately 1904-2018) contains over 5,000 individual photographic prints, negatives, digital images, and postcards that depict various events, people, and locations, across southern Nevada, particularly from the 1960s to the 1990s. The postcards depict a large number of hotels and casinos in cities throughout Nevada including Las Vegas, Tahoe, Reno, and Boulder City. The photographs depict a variety of events held at the University of Nevada, Las Vegas Special Collections and Archives, local branches of the Las Vegas Public Library, and local community spaces and stores. The collection also includes a detailed list of photographs from lesbian, gay, bisexual, transgender, and queer (LGBTQ) events taking place across Las Vegas from 1996 to 2018 including Pride parades, social gatherings in bars and nightclubs, holiday celebrations, and political marches and demonstrations.

This collection is comprised of research files dating from approximately 1980 to 2021 created by Boulder City Nevadan, Dennis McBride, primarily in support of his book, Out of the Neon Closet: A History of Gay Las Vegas on the history of the lesbian, gay, bisexual, gay, transgender, and queer (LGBTQ) community in Southern Nevada. Materials in this collection also include ephemera and clippings documenting LGBTQ establishments and organizations in Las Vegas, biographies of individuals, and other issues pertinent to the LGBTQ community. This collection also includes some materials about the LGBTQ community and their issues in Northern Nevada. The collection represents McBride's overall efforts to document and preserve the history of the LGBTQ community in Nevada.