The Southern Nevada Chapter of the American War Mothers Organization Records (1947-1995) are comprised primarily of scrapbooks containing correspondence and minutes, numerous newspaper clippings, and photographs. Also included are pamphlets on American War Mothers organizational rituals, bylaws, history, ceremonial ephemera, flags, and a Henderson Chapter Charter. The materials also contain items relating to the North Las Vegas Chapter, the Rose Garden Chapter, and the State Chapter.

The Joanne de Longchamps Papers date from 1938 to 1985 and document de Longchamps' career as a poet as well as her personal life. The collection contains photocopies of her published poems, poetry journals and magazines containing her work, and photocopies of her unpublished typewritten poetry. It also contains original correspondence from Joanne de Longchamps to her mother, Ruth Cutten, as well as photocopies of her correspondence to poet Harold Witt.

The Leon Rockwell Photograph Collection (approximately 1850-1979) contains black-and-white photographic prints, negatives, and slides, as well as postcards and tintypes. The images portray the lives of the Rockwell family in southern Nevada, their travels throughout New York and the western United States, and their immediate and extended family members. Also included are images of the volunteer and early firefighters of Las Vegas, Nevada, the Rockwell's family cabin at Mount Charleston, Nevada, and the Rockwell family home in Las Vegas. Portions of the images are from the Rockwell family travels across Nevada, Utah, New Mexico, Arizona, and California and depict historic locations such as Cove Fort, Utah; Rhyolite, Nevada; and Pueblo Grande de Nevada.

The Las Vegas Founders Club Records (1983-2013) consist mainly of photographic prints of players, general operations, and events surrounding golf tournaments in Las Vegas, Nevada. The tournaments include the Invensys Classic, Las Vegas Senior Classic, men's and women's Collegiate Championships, and the Las Vegas Invitational. Materials also include media press reports, newspaper and press clippings, and scrapbooks created by the Founders Club. The collection also contains digital photographs from various tournaments in Las Vegas.

The American Red Cross Southern Nevada Chapter Records (1917-2015) include business records, legal and property documents, scrapbooks, photographs, awards and event programs. Also included is documentation of training events in Southern Nevada and disaster relief efforts throughout the country.