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 Lake-Eglington Family Photograph Collection contains photographs of the Lake-Eglington Family in and around Las Vegas, Nevada from 1900 to 1976. The materials include photographs of early Las Vegas resident Olive Lake-Eglington and her family shortly after they moved to Las Vegas in 1904, as well as her eventual husband Earle Eglington after he moved to Las Vegas in 1911. The materials also include photographs of Native American artifacts, schools in Clark County, Nevada, artesian wells, the Hoover (Boulder) Dam, the Colorado River, Mt. Charleston, the Mormon Fort, the Stewart (Kiel) Ranch, the Las Vegas Ranch, and many early residents of Las Vegas.

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.