Oral history interview with Joe Lappin conducted by Gordon Brusso on March 04, 1976 for the Ralph Roske Oral History Project on Early Las Vegas. The two discuss his early occupational history and his work for the Bureau of Mines. Lappin then goes on to explain the different housing systems that developed in Boulder City during World War Two.

Oral history interview with Alton H. Peterson conducted by Jay Brewer on October 08, 1974 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Peterson discusses the history and expansion of Boulder City, Nevada, Henderson, Nevada, and Las Vegas, Nevada.

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 Charles W. Hunsberger conducted by Stefani Evans and Claytee D. White on July 27, 2016 for the Building Las Vegas Oral History Project. Hunsberger offers a history of his tenure as director of the Las Vegas-Clark County Library District. He discusses the politics of libraries, networking, building libraries, and the importance of recruiting top staff and promoting them.

Oral history interview with Mark Whitmore conducted by William M. Paradiss on March 03, 1975 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Whitmore discusses growing up in Las Vegas, Nevada since 1948 and recalls his family history. Whitmore then describes the growth of Las Vegas, specifically the expansion toward the west side of the city. Whitmore later discusses social and environmental changes, the increase in pollution, and recreational activities at the time. Lastly, Whitmore recalls his experience as a student at the University of Nevada, Las Vegas during the mid-1960s.

Oral history interview with Richard "Dick" Rizzo conducted by Stefani Evans on October 18, 2017 for the Building Las Vegas Oral History Project. In this interview, Rizzo discusses his early life in Massachusetts and initial interest in construction. He remembers moving to Arizona to join Tutor Perini Building Corporation in 1977, the company’s first Las Vegas, Nevada project, and their company’s decision to move to Las Vegas in 1980. Rizzo talks about the company's public image, building CityCenter, and the importance of maintaining professional relationships with all members in a building project. Later, Rizzo recalls the making of the book Creating CityCenter: World-Class Architecture and the New Las Vegas, and the company’s involvement with MGM. Lastly, Rizzo discusses the future of Tutor Perini Building Corporation.

Oral history interview with Dal Peterson conducted by Daion Dall on February 28, 1977 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Peterson recalls the opening of Boulder (Hoover) Dam, and the significance of the Helldorado Parade. Peterson later discusses environmental and social changes throughout Las Vegas, Nevada.