The Marjorie Barrick Museum of Natural History Records (1939-2003) detail the creation of the Marjorie Barrick Museum of Natural History in Las Vegas, Nevada founded by Richard H. Brooks, a professor of anthropology at the University of Nevada, Las Vegas. The records are comprised primarily of correspondence between Brooks and members of the Southwestern Anthropological Association (SWAA), the Society for California Archaeology (SCA), and the meetings and exhibitions of the Nevada State Museum. The collection also contains financial statements that describe expenses for supplies, research, and excursions. Also included are anthropological, archaeological, and historical publications, as well as administrative files and Richard Brooks' correspondence with the Nevada Archaeological Survey (NAS). The collection also includes architectural floor plans for the Classroom and Physical Education, the original space that was converted into the museum in 1980, and plans for the redesign of the Barrick Museum and the Harry Reid Environmental Research Center addition.

The Eileen Brookman Papers date from 1934 to 2002 and document Brookman's personal life and political career. Brookman was active in the Las Vegas Jewish community. Personal papers include programs from B'nai B'rith, scrapbook materials, correspondence, and photographs. The collection includes documentation from the White House Conference on Aging. She served several terms in the Nevada State Assembly from 1967 to 1977 and again from 1987 to 1989. Political materials include legislative information, bumper stickers, election returns, and newspaper clippings.

The Felix Lenox Photograph Collection (approximately 1910-2000) contains original photographic slides, prints, and contact sheets collected by Lenox in support of his popular "Nevada Armored Transport Inc. (1946-1984)" Facebook page. The collection also includes Lenox's own research on Las Vegas history and armored trucks.

The Southern Nevada Gem and Mineral Society Records (1950-2024) contain the records of the Clark County Gem Collectors, Las Vegas Gem Collectors, and the current Southern Nevada Gem and Mineral Society. The collection contains articles of incorporation, by-laws, membership directories, meeting minutes, correspondence, financial records, show paperwork, and award certificates. Also included are photographs of the organizations since the 1970s and digital scans of Gem Times and The Polished Slab newsletters.

The William Flangas Srapbooks document his anti-smoking efforts in Nevada from 1974 to 2014. These materials include correspondence, articles, copies of assembly bills, newsletters related to smoking and health, and newsletters related to non-smokers.