The Raymond Brooks Papers on Mining (approximately 1900-1955) document Brooks' time working in the mining and railroad industries in central and southern Nevada, as well as in Rhodesia (Zimbabwe). Brooks worked as a mining engineer and executive in many Nevada mining districts, including Goldfield, Tonopah, Bullfrog, Rawhide, Chloride, Beatty, Wonder, and Searchlight. The collection consists of photographs, photograph albums, ledgers and mining certificates, correspondence, and publications that all relate to mining. Notable figures mentioned in material throughout the collection include George Nixon, George Wingfield, William MacMaster, and James Butler.

The Junior League of Las Vegas Photograph Collection contains photographic prints and negatives, as well as postcards of locations in and around Las Vegas, Nevada between approximately 1900 and 1980. Early photographs in the collection offer views of the Las Vegas townsite, buildings, railroads, the Las Vegas High School, Overland Hotel, Arizona Club, and residential areas. Other photographs during this time depict the Hoover Dam (Boulder Dam) construction and Death Valley, California. Later photographs show the University of Nevada, Las Vegas (UNLV) campus, downtown Las Vegas, and the Las Vegas Strip.