The Stephen Powell Papers (1933-1997) contain research bibliographies, indexes, and notecards for his book, A Gambling Bibliography based on the Collection, University of Nevada, Las Vegas. The collection also contains his unpublished and published manuscripts, as well as gaming pamphlets, articles, and ephemera from 1934-1977. The collection includes gaming bibliographies in foreign languages, university archive guides, catalog records, and acquisition files for research books.

The John D. Dombrink Gaming Research Files (approximately 1951-1990) contain the research files of John D. Dombrink in preparation for his book The Last Resort: Success and Failure in Campaigns for Casinos, published in 1991. The collection consists of newspaper clippings, journal articles, and public reports on a variety of topics and issues related to gaming in the United States, including organized crime, commercial gaming, and regulatory practices and issues. The collection also contains manuscript drafts for The Last Resort: Success and Failure in Campaigns for Casinos with handwritten revisions and comments by Dombrink, as well as correspondence about the book’s potential publication and promotion.