The Sister Klaryta Antoszewska Photograph Collection (1977-1991) consists of photographic slides that depict various Nevada, United States, and international nuclear test protests. The collection includes images of Sister Klaryta Antoszewska and Sister Rosemary Lynch, as well as images of the Lenten Desert Experience and numerous protests at the Nevada Test Site. Also included are images of nuclear testing, soldiers, and anti-nuclear testing promotional materials.

The Antonio Morelli Photograph Collection documents the professional and private life of the Sands Hotel Orchestra conductor, Antonio Morelli, from 1932 to approximately 1970. The majority of the photographs show events, Copa Room showgirls, and the orchestra at the Sands Hotel and Casino in Las Vegas, Nevada during the 1950s and 1960s. Subjects depicted in the photographs include a Copa girl with an atomic bomb crown, Joe W. Brown's Horseshoe million dollar display at Binion's Hotel and Casino, and Antonio Morelli performing with Jimmy Durante and Carl Cohen.

The Harriet Trudell Papers (1949-2006) document Trudell's activities as a Democratic Party advocate, feminist, Civil Rights activist, campaign advisor, and precinct organizer. Materials consist of correspondence, photographs, conference programs, election memorabilia, speeches, and newspaper clippings. There are also papers from the various organizations Trudell was involved in including The Feminist Majority, International Plans for Action, Americans for Democratic Action, and the Nevada Democratic Party.

This collection is comprised of publicity and promotional materials documenting the Caesar's Palace Hotel and Casino Resort and the Circus Circus Hotel and Casino Resort. Both resorts were a result of hotel and casino developer Jay Sarno. There is a small amount of material on Sarno in the collection such as newspaper clippings, a press release, and a copy of Sarno's FBI investigation file. The collection includes property records, magazine and newspaper clippings, informational brochures from the two properties, press kits, and a small amount of correspondence. It also includes a prospectus and stock offerings for Sarno's never-realized Grandissimo Hotel and Casino resort that would have been built on Interstate 15 to the west of the Las Vegas Strip.

The Wilson Family Papers (1875-1918) document the personal and professional lives of James B. Wilson Sr., James B. Wilson Jr., and George Twison "Tweed" Wilson, early pioneers in Southern Nevada. The collection is comprised of personal correspondence, invoices and advertisements from the Wilson family business, the Sandstone Ranch, and photographs of the extended Wilson family.

The Harry Hayden Whiteley Architectural Records are comprised of architectural records (1931-1970) created and/or maintained by the American architect Harry Hayden Whiteley and/or his architectural firm, known as Harry Hayden Whiteley and Associates. This collection includes 30.21 linear feet of materials including 45 items from over 30 projects. The collection focuses on his work in the Las Vegas and Reno, Nevada areas. The materials feature both architectural drawings and project files. Architectural drawings include pencil and ink on tracing paper preliminary sketches and mounted artist’s renderings used for presentations and promotional materials. Project files include project correspondence, photographs, and structural calculations. The drawings also contain work from the architect Paul Revere Williams. The collection includes architectural drawings for hotels, shopping plazas, residential developments, and office buildings.

The Hank Greenspun Papers date from 1962 to 1966 and are comprised of draft manuscripts of the books Where I Stand: Records of a Reckless Man written by Hank Greenspun and Alex Pelle, and drafts of the manuscript Rebel with Many Causes, originally entitled Idol Smasher, a biography written about Hank Greenspun by Ed Reid.