The Emily Higby Powell Photograph Album (approximately 1910-1920) contains black-and-white photographs taken by Emily Higby Powell on a trip from New York to the west coast. The images depict desert landscape throughout the Southwest, including Northern Nevada, as well as images taken on Lake Champlain in Essex, New York.

The Mildred Mann Papers (1915-1995) contain documents related to her involvement in teaching ceramics and her work with the Independent Order of Odd Fellows. Included are correspondence, newspaper clippings, magazines, certificates, childhood school materials, manuals, photographs, a scrapbook, and newsletters. There are also Clark County Community College (CCCC) class schedules, real estate papers, and membership lists.

Citizen Alert is a Nevada-based environmental organization established in 1975 in response to Yucca Mountain being considered as the repository for the nation's nuclear waste. The records in the collection date from 1971-1999, with the bulk of the records from 1988-1996 and focused on issues of concern to Southern Nevada. The collection includes a large subject and administration file containing the organization’s mailings, fliers and newsletters regarding environmental issues and events, newsletters of other environmental organizations, press releases and brochures from a number of government agencies, and newspaper clippings on specific environmental topics. The collection also contains a number of environmental reports from federal, state, and local agencies as well as a number of conference and activist packets.

The Sin Sity Sisters of Perpetual Indulgence Records (2005-2018) contain organizational records of the Sin Sity Sisters of Perpetual Indulgence, an LGBTQIA+ charity and advocacy organization in Las Vegas, Nevada. The records include agendas and meeting minutes, financial records, press material, awards, and certificates of appreciation for the organization. Also included are financial records for the organization's annual Red Dress charity fundraiser and the Sisters AIDS Drug Assistance Program (SADAP), the grant fund that provides financial assistance to AIDS/HIV patients.

The Valda and Esper Esau Collection on Lido de Paris (1954-2014) mainly consists of newspaper clippings, ephemera, and programs documenting the career of entertainer Valda Esau, who danced in the Lido de Paris show at the Stardust Hotel and Casino in Las Vegas, Nevada in the late 1950s. Other materials in this collection include show programs for other shows held in France featuring the Bluebell Girls dance troupe such as the original Lido de Paris. The collection also includes invitation and photographs featuring Esper Esau from Pzazz! '70, a show that was produced by Donn Arden at the Desert Inn Hotel.

The Gay and Lesbian Community Center of Southern Nevada Records (1992-2023) and include news articles, institutional records such as bylaws, agendas, and meeting minutes, ephemera, and programs for the Center’s annual Honorarium fundraiser. Additional materials include materials relating the the wellness clinic.

The Hank Castro Music Business Records document Hank Castro's career in the music industry in Las Vegas, Nevada from 1969 to 1990. The bulk of the collection consists of original audio recordings from the Las Vegas Recording Studio. The collection also contains legal documents, personal correspondence, and promotional material related to the Las Vegas Recording Studio (1971-1985), songwriter agreements, and sheet music (the majority of the lyrics written by Hank Castro) from artists represented by the Las Vegas Recording Studio and Castro's other companies.