The Dunes Hotel and Casino Records are comprised of administrative, publicity, and entertainment materials documenting the history of the Dunes Hotel and Casino in Las Vegas, Nevada from the years 1954 to 1992. Included are correspondence, contracts, photographs, hotel budgets, and an early aerial photograph of the property. The material provides a significant amount of historical documentation of the hotel that was long known to tourists and residents as the "the Miracle in the Desert."

The Fort Mojave Indian School Records (1890-1923) consist of correspondence, finance and administrative records, pump station blueprints, and policy implementation and fact finding records. The school served the Hualapai and Mojave Indians at a site near present-day Kingman, Arizona. The information is contained in two bound volumes.

The James Cashman Sr. Photograph Collection (approximately 1905 to 1975) consists of black-and-white photographic prints, negatives, slides, and albums as well as a glass plate negative. The photographs depict four major subjects: Cashman's family, friends, and associates; Cashman's businesses; the Hoover Dam and Colorado River; and various locations across Nevada.

The Senator Chic Hecht Political Papers (1943-1988) contain the political papers of United States Senator and Las Vegas, Nevada businessman Chic Hecht. The bulk of the collection contains legislation, notes, correspondence between Hecht and constituents and other members of Congress, and speeches from Senator Hecht's term in the Senate from 1982 to 1988. Also included are files on civil service, the federal budget, education, labor, transportation, land management, foreign policy, public health, and trade.