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 Marvin Vallone conducted by Eileen Jonas on March 02, 1980 for the Ralph Roske Oral History Project on Early Las Vegas. Vallone discusses arriving to Las Vegas, Nevada and his first occupations in gaming as a card dealer. Vallone also discusses the growth of gaming in Las Vegas, Nevada and the development of casinos throughout the city.

Oral history interview with Charles Perri conducted by Edwin Smith on February 10, 1975 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Perri discusses moving to Nevada in 1948 from New York. Perri discusses his career selling shoes, working as a survey crew member on a race track, and later working for the Las Vegas Fire Department. Perri later discusses the earlier casinos on the Las Vegas Strip.

Oral history interview with Marjorie McManus conducted by an unknown interviewer on October 24, 1972 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, McManus discusses the history and differences betweeen Boulder City, Nevada and Las Vegas, Nevada. She talks about the differences in culture, education, and stances on political issues.

Oral history interview with Ellen Lempe conducted by Paul Pearson on March 23, 1977 for the Ralph Roske Oral History Project on Early Las Vegas. Lempe discusses arriving to Las Vegas, Nevada in 1952 and recalls her experiences as a telephone operator. Lempe then discusses the various recreational activities that Las Vegas, Nevada had to offer.

Oral history interview with Georgia Adras (b. 1916) conducted by Robin L. Hayes on March 02, 1977 for the Ralph Roske Oral History Project on Early Las Vegas. Adras relocated to Las Vegas, Nevada from Farmington, Utah in 1936. This interview covers education, religion, ad raising a family in Nevada. During the interview Adras also discusses the building of the Boulder Dam, road conditions, grocery shopping in the early days, and the Strip.

Oral history interview with Thelma Oldfield conducted by Katherine Franco on March 03, 1978 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Oldfield describes her personal history and the history of Ely, Nevada, where she lived from 1914 to 1964.