The Harrah’s Entertainment Corporate Archives (dating from 1811 to 2004 with the bulk of the materials dating from 1940 to 2000) contain the promotional and corporate files of Harrah’s Entertainment Inc. and its predecessors, as well as Bill Harrah’s personal papers and card game collection. The materials were compiled and developed as a corporate archive by Harrah's Entertainment, Inc.’s Corporate Communications Department. The collection is primarily comprised of casino and employee periodicals, reports, manuals, promotional files, ephemera, and newspaper articles that document Bill Harrah’s casinos in Reno, Nevada and Lake Tahoe as well as Harrah’s Inc., Holiday Inns, Inc., Holiday Corporation, the Promus Companies, and Harrah’s Entertainment, Inc. Also included are photographs that document the construction of Harrah’s properties, business operations, the people who worked and performed at Harrah’s properties, and Bill Harrah’s automobile collection. The collection also contains Bill Harrah’s collection of playing cards and card games. Also included are photographs of the Harrah family.

The Las Vegas Archive Memorabilia and Promotional Materials (approximately 1960-2019) contains reproductions of photographs taken of historic landmarks around Las Vegas, Nevada and entertainers like Elvis Presley, Nat King Cole, Frank Sinatra, Dean Martin, and Liberace performing in Las Vegas. The collection also contains digital photographs from 2008 of an airship displaying an advertisement for the M Resort Spa and Casino. There is also memorabilia from the MGM Grand Hotel including a gaming guide, decks of playing cards, and a commemorative drinking glass. The collection also includes several historic postcards depicting Las Vegas, political campaign buttons for local Nevada elections, and greeting cards from U.S. Representative Jim Santini.

Oral history interviews with Gudrun Fonfa conducted by Dennis McBride on June 15, 2008 and June 22, 2008 for the Las Vegas Gay, Lesbian, Bisexual and Transgender Archives Oral History Project. In these interviews, Fonfa discusses moving to Las Vegas, Nevada in 1981 and describes the lesbian community at the time. She talks about the founding of organizations to support the rights of the gay community. Fonfa discusses her contributions to Nevadans for Human Rights (NHR) and the development of the gay community. Lastly, Fonfa describes Women United of Nevada (WUN) and the organization's decision to change their mission statement.