Oral history interview with Patricia Lappin conducted by Nancy Bright on February 26, 1980 for the Ralph Roske Oral History Project on Early Las Vegas. The interview covers Boulder City, Nevada around Hoover Dam. The two discuss the different gambling habits between Southern Nevada locals and Las Vegas tourists. During the latter half of the interview, the two speak at length about the impact of nuclear waste on Nevada. Lappin explains the unique issues that Southern Nevada faces as one of three states to accept nuclear waste.

Oral history interview with Don Welch conducted by his daughter, Kelly Welch, on March 15, 1978 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Welch discusses his personal history and the history of Las Vegas, Nevada, including being raised in Las Vegas and life in the city during the 1930s. He describes how Las Vegas and the surrounding areas have grown and changed, his education, and the construction of casinos and other important buildings.

Oral history interview with Barbara Millington conducted by David Mowrey for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Millington discusses the development of Las Vegas, Nevada and compares the 1940s to the 1980s. Millington also discusses her work history and personal life in Las Vegas.

Oral history interview with Ramon Martinez conducted by Dr. David Emerson on April 24, 2006 for the UNLV @ 50 Oral History Project. In this interview Ramon Martinez discusses moving to Las Vegas, Nevada in 1968 to accept a position at the University of Nevada, Las Vegas (UNLV), which was known as the University of Nevada, Southern region at the time. He also discusses helping with accreditation efforts, the growth and change of UNLV, and his teaching style.

Oral history interview with John Grayson conducted by Elizabeth N. Patrick on May 23, 1983 for the Ralph Roske Oral History Project on Early Las Vegas. The interview covers Grayson’s experience with gaming in Arizona, California, and Nevada. Also present during John Grayson’s interview is Billy H. Gray, a longtime gaming associate of his, who helps Grayson go into greater detail about key events.