Oral history interview with Charlotte Ellsworth conducted by Jane Ellsworth Olive on March 22, 1977, December 26, 1980, December 28, 1981, and August 06, 1987 for the Ralph Roske Oral History Project on Early Las Vegas. In the span of four interviews, Ellsworth discusses her family’s history, the growth of Henderson, Nevada, working at the Basic Magnesium Plant, and life during World War II. She also talks about war bond drives, the Oakey Theaters, Nevada Chamber of Commerce, "western" clothes, and hotels like the Flamingo Hotel and the Riviera Hotel. She then describes visiting places like Canada, Salt Lake City, Utah, Washington, D. C., and San Francisco, California.

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.