The Florence Lee Jones and John Cahlan Papers (1929-1983) contain material created by the couple related to their work at the Las Vegas Review-Journal, their interest in the history of Las Vegas, Nevada, and the promotion of Southern Nevada for business and industry. The collection includes the Cahlan's correspondence as well as newspaper clippings about Las Vegas. It also contains drafts and manuscripts for their book, Water: a History of Las Vegas, commissioned by the Las Vegas Valley Water District.

The KLVX Steamboats on the Colorado Records consist of documents related to the production of Las Vegas' channel 10's (KLVX) Steamboats on the Colorado documentary between 1974 and 1976. The collection is comprised of correspondence, promotional materials, scripts, a treatment, a grant application, maps of the Colorado River from 1852 and other materials used as research for the documentary.

The James B. McDaniel Records (1960-1978) comprise the plans and drawings created by Las Vegas, Nevada architect James McDaniel who worked independently as James Brooks McDaniel Architect (from 1960-1978) and with a partner as Moffitt and McDaniel Architects, Limited (during the 1970s). This collection includes materials from over 115 projects managed by McDaniel. Records include oversized architectural drawings, and files of architectural projects. McDaniel designed many University of Nevada, Las Vegas (UNLV) buildings, residential, commercial, and landscape designs for Las Vegas clients. Also included are business files of construction estimates, specifications, invoices, change orders, and correspondence.

The Fred Houghton Papers (1909-1998) consist of Houghton’s legal and personal files on his Blue Chip Ranch property in Las Vegas, Nevada. The materials include legal cases, maps, reports, and correspondence concerning water access on the property, and his work with the Las Vegas Well Users Association, which primarily contains correspondence in conjunction with Las Vegas's water politics. The collection also contains court cases during the 1930s when Houghton worked as a lawyer in Chicago, Illinois, as well as legal files for his time as a public defender for the State of California. The personal files in the collection primarily consist of correspondence, banking records, diaries, and notebooks.

The Edith Giles Barcus Family Papers document the lives and work of three related individuals who lived in Goldfield, Nevada: noted mining engineer Edwin S. Giles who settled in Goldfield in 1907, his daughter Edith Giles who was raised in Goldfield, and Clyde Barcus, also a mining engineer, who came to Goldfield in 1923 and married Edith Giles soon thereafter. The papers date from 1848 to 1979 and document the business and personal lives of two generations of the Giles-Barcus family in Goldfield and Las Vegas, Nevada. The collection includes: property, commercial, financial, and mining records; mining and engineering reports; notes on minerals; correspondence; and photographs of the family, Goldfield, and travel shots of the western United States.

The Fred A. and Clara G. Monson Papers (1860s-1976) consist of photographs, postcards, scrapbooks, greeting and sympathy cards, and documents related to Fred Monson's employment and the Monson's Las Vegas "Rock House" residence.

The Frank D. Rathbun Archaeology Papers (1918-1983) consist of photographs, field note books and sketchbooks reflecting Rathbun's interest in petroglyphs throughout Nevada, Arizona, and California. The materials also include high school yearbooks, school term papers, scrapbooks, postcards, and memos pertaining to Native American history, water projects, and engineering topics. Additionally included is an unpublished report of an archaeological survey of the petroglyph sites identified by Rathbun, conducted in 1968 by Michael Moen.