The James Cashman Sr. Photograph Collection (approximately 1905 to 1975) consists of black-and-white photographic prints, negatives, slides, and albums as well as a glass plate negative. The photographs depict four major subjects: Cashman's family, friends, and associates; Cashman's businesses; the Hoover Dam and Colorado River; and various locations across Nevada.

The Florence Lee Jones Cahlan Photographs depict locations and events in Las Vegas, Nevada from 1909 to 1980. The photographs primarily depict historical locations, including the Las Vegas Mormon Fort, the Kiel Ranch, and plaques commemorating Las Vegas’s 75th anniversary. The photographs also depict celebrations, including the Diamond Jubilee festivities held to celebrate Las Vegas’s 75th anniversary, plaque dedications, building dedications, and the 50th anniversary of the arrival of the first mail planes in Las Vegas. The photographs include the Kennecott Copper Corporation’s facilities in McGill, Nevada, Western Airlines planes and pilots, and Union Pacific Railroad locomotives.

The Women of Diversity Productions, Inc. Records (approximately 1920-2018) contain the records of Las Vegas, Nevada based organization, Women of Diversity Productions, Inc (WOD). The collection is comprised of operational records and research primarily created by WOD's founder, Dr. Marlene Adrian. The records represent the organization's work in publishing, creating documentaries, and organizing events highlighting the history and achievements of women in Nevada's history. Records include event files, Board of Director meeting agendas and minutes, grant applications, and research files for WOD's activities including projects for the Las Vegas Centennial and Nevada Sesquicentennial events. The materials also include research and final reports for the 2017 and 2018 Gaming Gender Equality Index which was co-authored by Adrian and Denise R. Duarte.