Oral history interview with David Mills conducted by Risa Rosenstein on March 07, 1981 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Mills discusses the gaming industry in Las Vegas, Nevada and recalls the growth of gambling throughout the city. Mills then explains the origins of slot machines and the increase in number of slot machines inside casinos in Las Vegas. Lastly, Mills describes the technological advancement of slot machines.

Oral history interview with Marion Lindesmith conducted by Elizabeth Nelson Patrick on March 17, 1984 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Lindesmith describes her unhappiness with moving to Nevada with her husband in 1942 and living in government-owned housing in Henderson, Nevada.

Oral history interview with Clifford Jones conducted by an unknown collector in the year 1974 for the Ralph Roske Oral History Project on Early Las Vegas. Jones discusses his life in Southern Nevada, his educational background, and his involvement in Nevada politics. Jones also talks about the social and environmental changes that occurred in Las Vegas, Nevada since the 1930s.

Oral history interview with Joseph LaVoie conducted by Stephanie Gillson on February 26, 1977 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, LaVoie discusses being a police officer in Las Vegas, Nevada from 1945 to 1966, as well as life around the city at the time and its expansion. LaVoie also discusses the nearby nuclear testing.

Oral history interview with Juan Saa conducted by David G. Schwartz on November 21, 2016 for the Slot Operations Oral History Project. Saa discusses his start in the technical side and his eventual move into an operational role in the casino industry. He talks about his experience as a director, specifically the responsibilities involved, and the type of staff being supervised. Saa then describes what he believes are the biggest changes in the slot industry, specifically with ticket-in, ticket-out (TITO); and slot analysis.

Oral history interview with H. Joy Razy conducted by Andrew Gordon on March 17, 1978 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Razy discusses the construction of the Boulder (Hoover) Dam as well as the changes in city infrastructure such as water supply and roads. Lastly, Razy discusses the divorce and gambling industries of Las Vegas, Nevada.

Oral history interview with Joseph Gemma conducted by Dan Murphy on March 1, 1979 for the Ralph Roske Oral History Project on Early Las Vegas. Gemma discusses employment opportunities, construction work, housing developments, and hotels on the Las Vegas Strip. Gemma also recalls social and environmental changes, local recreation, sports, and the importance of gambling in Nevada.