The Greenpeace Pacific Southwest Records are comprised of files and documents pertaining to environmental activism in Southern Nevada from 1962 to 1994, primarily addressing the organization of protests at the Nevada Test Site. The collection contains newspaper articles, newsletters, publications, financial records, protest information, correspondence, meeting minutes, articles of incorporation, Freedom of Information Act requests, and Nevada Test Site information. Also contained in the collection are maps and documents related to various environmental issues such as nuclear waste, land use, wildlife protection, and international environmental activism.

The Planned Parenthood of Southern Nevada Records (1980-1995) contain materials related to the internal administration and structure of the organization such as reports, strategic plans, and statistics. In addition, the collection contains materials pertaining to fund-raising activities such as fund-raising guides, ideas, and resources. Also included are brochures, articles, fact sheets, and clippings regarding various subjects including abortion, birth control, family planning, sexual education, sexually transmitted diseases, and teen pregnancy.

The Las Vegas Chamber of Commerce Records (1911-2020) contain organizational documents from the Chamber’s history, including administrative and financial records, legal documents such as ordinances and legislation, newsletters and promotional guides, advertising and publicity materials for the city and its retailers, and original photographic prints, negatives, and reproductions. The collection also contains audiovisual materials featuring Las Vegas Chamber of Commerce events from approximately 1997 to 2013.

The Las Vegas Real Estate Brochures Collection (1990-2010) is comprised of real estate brochures, pamphlets, folders, and fliers on housing developments in Las Vegas, Nevada. Materials include price sheets, photographs, and newspaper clippings related to the development of communities throughout the city.

The Active Republican Women's Club Records (1977-2010) consist of scrapbooks and a video documenting the history and activities of the Active Republican Women's Club (ARW) of Las Vegas, Nevada. The scrapbooks contain numerous newspaper clippings, photographs, and some personal correspondence. Many of the clippings have also been annotated with notes by various ARW members.

The Larry Billman Papers (1961-1975) primarily reflect his work in the entertainment industry of Las Vegas, Nevada as a dancer, choreographer, and director. Materials include scripts, photographs, music scores, contracts, ephemera, and magazine and newspaper clippings. The collection also includes two scrapbooks and photographs of Tomoko (Katsuko) Billman performing in shows like "Holiday in Japan" at the New Frontier Hotel and Casino and "Rome Swings" at Caesars Palace in the late 1950s into the mid-1960s as well as photographs of Tomoko and other "Holiday in Japan" performers at various reunions.

The Arnie and Sheila Wexler Professional Papers consist of the professional materials dating from 1976 to 2006 of Arnie and Sheila Wexler, compulsive gambling counselors from New Jersey. The papers include documents, articles, videotapes, and audiocassettes on various aspects of problem, compulsive, and pathological gambling.