The collection includes materials from the Nevada Test Site (1955-1967) including newsletters published by the Reynolds Electrical & Engineering Co., Inc. and photographs of Southern Nevada flora, fauna, and archaeology. It also includes photographs of test explosions at the Nevada Test Site, as well as photographs documenting a visit from North Atlantic Treaty Organization (NATO) officials and a visit from John F. Kennedy to the Nevada Test Site. The collection also contains an oversized poster of an atomic explosion and one of a nuclear rocket development station.

Papers are comprised of photographs, newspaper clippings, and correspondence dating from the 1950s to the 1980s collected by Steven Hart, son of the Las Vegas, Nevada chef, Nat Hart. The papers include information about Steven Hart's childhood and his service in Vietnam. Also included in the collection are photos of Steven Hart's father, Nat Hart.

The T. David Horton Photographs of Pioche, Nevada contain black-and-white photographs of several buildings in Pioche, Nevada in the 1960s. The collection contains photographs of the Pioche Power and Light Company, Pioche’s mine, crushing plant, cemetery, and oversize photographs of the town.

The Irving Hirshon Photographs are comprised of 55 color slide photographs taken by Irving Hirshon in 1971 of Lake Mead, Hoover Dam, downtown Las Vegas, and the Las Vegas Strip. Hirshon is believed to have taken the slides in the summer of 1971 on a West Coast trip to celebrate his twenty-fifth wedding anniversary.

The Ward Lindquist Photograph Collection on Lake Mead (approximately 1945-1956) contains black-and-white photographic prints and negatives primarily from Hoover Dam and Lake Mead, both located in both Arizona and Nevada. The images depict recreational activities at Lake Mead, namely fishing, swimming, boating, and camping. The remaining images depict the exterior and interior of Hoover Dam, as well as nature and wildlife in southern Nevada.

The Georgia Lewis Photograph Collection contains black-and-white photographic prints and negatives primarily depicting Kyle Ranch, also known as Boulderado Ranch and Taylor Ranch, between approximately 1900 and 1950. The collection also features locations throughout Nevada such as Sloan, Panaca, Overton, and Indian Springs. Other images depict various individuals, including figures such as Grant Sawyer and J. Edgar Hoover, in Nevada locations and around the United States including Washington and Los Angeles, California.

The Peter C. Bernhard Papers (1959-2013) contain programs and clippings related to youth sports in Southern Nevada. Materials include Bernhard's personal writings in the Las Vegas, Nevada Western High School newspaper, notebooks with clippings and annotations about the articles, athletic brochures, and Hyde Park Jr. High publications.