The Southern Nevada Telephone Company Collection documents the history of the company from 1957 to 1966. The collection includes photographs and internal publications that illustrate the company's growth and role in Las Vegas' history. It also contains a photocopy of A History of the Southern Nevada Telephone Company, 1907-1961.

The Clark County 208 Water Quality Management Plan Records contain reports produced by consultants and agencies for the Clark County Board of County Commissioners to create the Clark County, Nevada 208 Water Quality Management Plan (1960-1990). The collection also includes amendments and studies about the implementation of the plan.

The Las Vegas High School Reunion Biography Collection (1983) consists of class rosters, biographies of graduates, and photocopies of original programs from the four graduating classes of 1933 to 1936. The information specific to each year is compiled into its own handmade scrapbook. The materials were created for the 50th reunion of the class of 1933, and the event also included the classes of 1934, 1935, and 1936.

The George Kelly Ryan Photograph Collection (1929) depicts waterways in Southern Nevada and Northern Arizona. The collection consists of eight photographic prints and two photographic negatives depicting Saint Thomas, Black Canyon, Boulder Canyon, and the Colorado River.

The Cherina Kleven Papers (approximately 1988-2014) document the career of Cherina Kleven who was the first Asian-American appointed as Assistant Fire Chief for Las Vegas Fire & Rescue. The materials primarily include physical and digitized photographs of Kleven in her capacity as Assistant Fire Chief, magazine and newspaper articles featuring Kleven, and event programs. Also included are campaign fliers from 2010 when Kleven ran for office to represent Assembly District 15 in the Nevada Legislature as well as two commemorative books celebrating the history of Las Vegas Fire & Rescue.