The J. A. Tiberti Construction Records include material documenting construction work performed throughout Las Vegas, Nevada between 1950 and 2011 including bid packages, specifications, contracts, correspondence, company records, legal documents, and architectural plans.

The Blue Diamond Mine Corporate Records (1918-2005) consist of operational and organization records of the gypsum mining and milling operations located in southwest Clark County, Nevada. Materials include operational records related to individual boring sites at the mine; milling operations and statistics; and equipment operations and statistics, including maps, field notebooks, and photographs. There are also daily, weekly, and monthly organizational records related to employee work schedules and safety reports for the mining operations, including accident reports and a safety education training program.

The Miriam "Mimi" Katz Papers are mainly comprised of materials documenting Katz's involvement with community organizations in Las Vegas, Nevada from the 1940s to 2015 (the bulk of the materials date from 2002 to 2014). A large portion of the collection consists of planning documents, correspondence, event programs, newsletters, meeting agendas, meeting minutes, photographs, and other records related to Katz's involvement in the Brandeis National Committee Las Vegas Chapter and the Temple Beth Sholom Women's League. The collection also includes similar types of materials that document Katz's work with other community groups such as the Jewish Community Center of Southern Nevada and the League of Women Voters, and her work on the political campaigns of Democratic state and federal politicians.

The Blue Diamond History Committee Collection (1920s-2012) contains materials related to the history of the Blue Diamond Mine and nearby village located about twenty-five miles outside of Las Vegas, Nevada. The collection contains materials including environmental reports, photographs of the mine and its employees and their families, maps, a photocopy of a diary, mine operation records and accident reports, community calendars, and correspondence and property documents of the local post office.

The Leon Rockwell Photograph Collection (approximately 1850-1979) contains black-and-white photographic prints, negatives, and slides, as well as postcards and tintypes. The images portray the lives of the Rockwell family in southern Nevada, their travels throughout New York and the western United States, and their immediate and extended family members. Also included are images of the volunteer and early firefighters of Las Vegas, Nevada, the Rockwell's family cabin at Mount Charleston, Nevada, and the Rockwell family home in Las Vegas. Portions of the images are from the Rockwell family travels across Nevada, Utah, New Mexico, Arizona, and California and depict historic locations such as Cove Fort, Utah; Rhyolite, Nevada; and Pueblo Grande de Nevada.

The Alpha Kappa Alpha Sorority, Incorporated, Theta Theta Omega (AKA TTO) Chapter records (1965-2020) are comprised of organizational records, conference programs, digitized copies of the chapter's scrapbooks, and copies of Ivy Leaf, the organization’s national newsletter. The records include chapter and committee agendas and meeting minutes, Far Western Regional Conference reports, and fliers for events hosted by AKA TTO. Also included are archived web captures of AKA TTO's website and digital audio and video files for the chapter's oral history project interviewing Charter, Golden, and Silver members from 2019 to 2020.

The Dick Maurice Papers and Audiovisual Recordings (1958 to 1990 and undated) document his career as a talk show host and as a columnist in Las Vegas, Nevada. It also documents his experience as a hostage during the Trans World Airlines (TWA) Flight 355 hijacking on September 10, 1976. Included are photographs, correspondence, press releases, news clippings, programs, and the transcript of the episode of The Merv Griffin Show on which Maurice appeared. The bulk of the collection consists of audiovisual recordings of his interviews with entertainers, and his radio and television programs.