The George Laurence Ullom Photograph Collection (1915-1974) contains photographic prints and negatives created by Las Vegas, Nevada photographer George Laurence "Larry" Ullom. Larry owned and operated Ullom’s Desert Art Studio, which was located in Las Vegas, Nevada. The bulk of the collection consists of Ullom's wedding chapel photography. The collection also includes his photography work for the Bureau of Reclamation, the Agricultural Extension Service, and the Associated Press, Atlantic News, and Acme news bureaus.

The Junior League of Las Vegas Records (1946-2011) contain annual reports, fundraising information, training manuals, articles, minutes, photographs, scrapbooks, cookbooks, placards, and "Adopt a Bear" campaign materials. Also included is documentation for advocacy projects the League was involved with, such as Drug Abuse Resistance Education (D.A.R.E.), Safe Haven, the Ronald McDonald House, and Literature Awareness Program for Children. The League is supported by fundraising efforts including the Repeat Boutique, Holiday Coffees, annual benefits, luncheons, and sales of their cookbooks. The scrapbooks contain newspaper articles saved by members to document their activities year by year.

The Southern Nevada Daughters of the American Revolution Records primarily document the activities of three Southern Nevada chapters of the National Society Daughters of the American Revolution from 1950 to 2024. The materials center around the records of three chapters from Southern Nevada: Old Spanish Trail, Francisco Garces, and Valley of Fire. Materials include administrative records, scrapbooks, photographs, news clippings, and correspondence about the activities of the Daughters of the American Revolution chapters. Mateirals also include some records and scrapbooks from the Nevada State Society of DAR.

The Yucca Mountain Environmental Safety Collection (1970-2011) consists of reports and impact studies collected by Clark County's Nuclear Waste Division library for documenting Yucca Mountain's potential health and safety risks to Southern Nevada. The reports contain documents pertaining to potential environmental, health, financial, and safety risks from the Yucca Mountain Nuclear Waste Repository, which is located in Nye County, Nevada. The collection contains scientific and social studies in support of and opposition to the site. The bulk of the collection includes licensing reports, site selection studies, and impact studies from transporting, storing, and handling radioactive waste and spent nuclear fuel.