The Oran K. Gragson Papers (1955-1998) contain former Las Vegas, Nevada Mayor Oran K. Gragson's professional and personal papers, and include correspondence, files concerning Gragson's tenure as Mayor of Las Vegas, Nevada, arbitration documents from disputes between labor unions and Las Vegas casinos, committee notes, financial plans, and documents from Clark County and Las Vegas government departments. The collection also contains city development plans, environmental reports, political party documents, memorabilia, ephemera, photographs, awards, newspaper clippings, and scrapbooks.

The Helen J. Stewart Papers (1869-1978) document the life of Las Vegas, Nevada pioneer, Helen J. Stewart. It includes correspondence between Stewart and her children as well as various family legal papers and certificates. The collection also contains Helen J. Stewart's 70th birthday scrapbook, a ledger, and a day book from 1904-1919, as well as several photograph albums and information related to the family burial plot.

The Lorenzo Romans Papers (1875-1965) are comprised of photographs, newspaper clippings, a family photograph album, a diary, a diploma, and related ephemera. The materials were owned by Lorenzo Romans, a California real estate developer who moved to Las Vegas late in life after a short visit to Helen Stewart's Las Vegas Rancho in 1894.

The Florine McCuistion Papers (1944-1973) contain drafts of her newspaper column on interior design, certificates and recognitions, a small amount of information about her husband Ted McCuistion, newspaper clippings, and photographs.

The George Rhodine Papers (1969-1976) document local and national United States Bicentennial celebrations, including Clark County, Nevada Bicentennial activities. The collection was compiled by Rhodine, who worked as detective secretary with the Denver Police Department and later served as the Landmark Hotel's Personnel Director in Las Vegas, Nevada. The collection contains news clippings, correspondence, publications and articles. The collection also includes his research files documenting juvenile delinquency, equal rights amendment issues, social issues, and community service.

The Elmo C. Bruner Architectural and Real Estate Appraisal Records date from 1937 to 1996 and contain architectural and appraisal records from Las Vegas, Nevada. Bruner joined A.L. Worswick’s office in 1947, taking it over following Worswick’s retirement in 1954. In 1958, Bruner formed the Las Vegas Appraisal and Finance Corporation. The bulk of the collection consists of appraisal records for residential and commercial properties in Las Vegas, Henderson, and North Las Vegas. These records provide a detailed look at the urban development of the region as well as building design, style, and neighborhood characteristics. The architectural drawings highlight the work of Worswick and Bruner, including Frazier Hall at Las Vegas High School and the original adobe administration building at McCarran Airport.

The Junior League of Las Vegas Records (1940-2023) contain annual reports, fundraising information, training manuals, articles, minutes, photographs, scrapbooks, cookbooks, and other operational and working files that document the activities of the Junior League of Las Vegas (JLLV). Also included is documentation for advocacy projects the JLLV was involved with, such as Drug Abuse Resistance Education (D.A.R.E.), Safe Haven, the Ronald McDonald House, Read Aloud, and Literature Awareness Program for Children. Other records in this collection document JLLV's fundraising efforts such as the Repeat Boutique, Holiday Coffees, annual benefits, luncheons, and sales of their cookbooks. Also included are scrapbooks and issues of their newsletter The Sage.