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.

Oral history interview with Philip Murphy conducted by Stephen Johnson on January 22, 1972 for the Ralph Roske Oral History Project on Early Las Vegas. Murphy shares his memories of growing up in St. Thomas, Nevada. He also talks about the growth of Southern Nevada as people moved towards the west.

Oral history interview with Roxton Whitmore conducted by his grandson, Mark Whitmore, on October 22, 1972 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Whitmore discusses his personal life, including his marriage and his political affiliations. Whitmore also describes the atomic bomb tests and automobiles.

Oral history interview with Max Goot conducted by Charles Collins on March 22, 1976 for the Ralph Roske Oral History Project on Early Las Vegas. Goot recalls the growth of Las Vegas, Nevada after 1945. He also talks about winning the Man of the Year Award from his temple.

Oral history interview with Barr Smith conducted by Melvin Smail on February 22, 1980 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Smith discusses his personal history and the history of Las Vegas, Nevada. Smith discusses working at the Basic Magnesium plant, playing high stakes poker games with prominent gamblers like "Nick the Greek," and the casinos built on the early Las Vegas Strip. Smith also describes how Las Vegas has changed, the different forms of gambling and gaming available in the city, and life in 1940s Las Vegas.

Oral history interview with "Tommy" conducted by Dennis McBride on April 28, 1998 for the Las Vegas Gay Archives Oral History Project. Thompson discusses his life as a gay man, his parents’ acceptance despite being heavily religious, and writing poems for the Las Vegas Bugle for many years.