The Eugene Martin Christiansen Papers (dating from 1948 to 2017, with the bulk of the materials dating from 1975 to 2005) contain research files, reports, and presentations about gambling written and collected by gaming consultant Eugene Martin Christiansen. Most of the collection is comprised of research files and reports about legalized gambling, casinos, hotels, racetracks, and entertainment venues, including the economic impacts of legalized gaming, feasibility studies for opening new casinos and racetracks, popularity of off-track betting, horse and dog racing, table games, gambling addiction, gaming regulation, taxes, lotteries, and Native American gaming. The collection also includes research files covering state and municipal regulation of gaming, significant individuals in the gaming industry, prominent hotels and casinos, gaming research conferences, financial reports, and international regulation of gaming. The collection also contains a small amount of business records from Christiansen’s entertainment company Feature Film Finance & Production.

The Nat Hart Professional Papers contain the business records, personal papers, and photographs of Las Vegas, Nevada chef and restaurateur Nat Hart, who served as the Corporate Vice-President of Food and Beverage for Caesars World in the 1970s and 1980s. Papers date from 1930 to 2000 and include restaurant training and service manuals, business proposals, architectural drawings, recipe cards, cookbooks, menu specifications, photographs, scrapbooks, awards, news releases, and correspondence.

The Milton Norman Photograph Collection (1943-1970) consists of black-and-white photographic prints and negatives taken by City of Las Vegas Code Enforcement officer Milton Norman. The images were recorded as part of a survey of substandard residential dwellings built in the then racially segregated communities of the Westside and Vegas Heights in Las Vegas, Nevada.