The Marge Jacques Papers (1960-1990) comprise the personal papers of Marge Jacques, a prominent member of the Las Vegas, Nevada gay and lesbian community, and owner of the gay bar, Le Cafe. The papers contain correspondence, licensing records, financial statements, and artifacts from clubs that Jacques owned or managed. Also included are photographs, videotapes, audiotapes, newspaper clippings, and Gipsy Nightclub promotional material.

The Central Credit, Inc. Records (1956-1987) contain meeting minutes, employee records, business ledgers, newspaper clippings, membership applications, photographs, and reports. Also included are incorporation papers, a Code of Ethics, Credit Law, Tod Early's personal calendars/diaries, and audiovisual materials. Central Credit, Inc. had branches in Reno, Las Vegas, and Lake Tahoe, Nevada, and also in London.

The Danny Cassella Collection of Sheet Music (1940s-1960s) consists of stock arrangements for songs and scores from the 1940s through the 1960s. The arrangements were collected by musician Danny Cassella. Additionally the collection contains several Tune-Dex cards.

The Tonopah and Tidewater Railroad Records (1905-1977) contain correspondence, purchase requisitions, bills of lading, freight reports, and waybills. Also included are a ledger book, a rubber stamp, and a booklet, "Diagrams of Locomotives and Tenders." Incorporated in 1904, the Tonopah and Tidewater Railroad operated for 35 years, connecting Ludlow, California with Beatty, Nevada by way of Death Valley on the Santa Fe Railroad main line. The records are concentrated on the later years of the railroad from 1930 to 1940.

The Rich Rizzo Professional Papers (approximately 1960-2022) are comprised largely of photographs documenting the life of Las Vegas, Nevada dancer and choreographer Rich Rizzo in shows such as Jubilee! and Lido de Paris in Las Vegas and in Paris, France. The photographs show rehearsal and performances, Rizzo with his partner and fellow choreographer Winston Helmsley, dancers and showgirls, Donn Arden, and Miss Bluebell. Other types of material include business and personal correspondence, contracts, production prospectives and set designs, show programs, and costume design photographs.

The Raymond Germain Professional Papers (approximately 1960 to 1970) contain material and photographs related to California Post Offices.