Materials include news reports, racetrack annual reports, hotel and casino annual reports, correspondence, and research notes about racetracks, casinos, and hotels from 1950 to 2009 collected by Eugene Martin Christiansen. The materials consist of newspaper articles about building new racetracks and casinos, the impacts of building new gambling establishments, tourism, market research, companies interested in purchasing or selling gaming ventures, and the events held at certain venues.

Materials include state, federal, and international legislation concerning gambling, news reports about gaming regulation, and reports about gaming from 1948 to 2005 collected by Eugene Martin Christiansen. The materials are primarily comprised of news articles, reports, and legislation concerning legal gambling in the United States at the state level. The materials also include news reports about gambling in various countries and how the governments of those countries regulate legal gambling or enforce bans on illegal gambling.