The Las Vegas Black Historical Society Records (2005-2009) document the organization's history including correspondence, meeting agendas and minutes, bylaws, articles, a corporate charter, and use agreements. Also included is a Proclamation from Nevada State Senator Steven Horsford regarding the Second Annual Gathering of the Las Vegas Black Historical Society on January 27, 2007.

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.