The Clark County Planning Commission Research Library Collection (1911-2004) consists of reports, publications, and proposals gathered by the Clark County Planning Commission that focus on the environmental impact of proposed developments, construction, or infrastructure improvements around the county. The collection contains materials related to various local, state, federal, and inter-agency workshops, committees, and agencies. Documents include activity reports, impact statements, annual budgets and reports, and detailed studies. The majority of the collection dates from 1970 to 1999.

The UNLV University Libraries Collection of Clark County, Nevada Secured Assessment Publications (1992-2000) includes newspaper prints of Clark County, Nevada public records detailing land property information for the upcoming tax year. The Clark County, Nevada secured assessment rolls were created by the Clark County Assessor’s Office and published by the local newspaper of a designated area on or before the beginning of each year.