The Sheilagh Brooks Collection on Nevada Historical Sites and Museums dates from 1977 to 1983. It contains materials including budgets, planning proposals, agenda, and minutes related to the Nevada State Museum, including proposals to build a state museum in Southern Nevada. The collection also contains National Register of Historic Places nomination forms for sites throughout Nevada.

The Farnsworth Collection on Housing in Clark County, Nevada is comprised of Clark County housing development brochures gathered by Las Vegas real estate appraiser Robert Lee Farnsworth Sr., dating from approximately 1950 to 1989. The collection includes housing developments located in Boulder City, Las Vegas, North Las Vegas, Pahrump, Lake Mead, Henderson, Summerlin, and Downtown Las Vegas. Brochures include price lists, appraisals, and descriptions of various housing developments and communities in Southern Nevada.