Oral history interview with K. Oscar Knudson conducted by Dorothy O'Hara on an unknown date in 1974 for the Ralph Roske Oral History Project on Early Las Vegas. Knudson discusses his personal history in Las Vegas, Nevada and recalls positive economic changes that Southern Nevada had as a result of tourism.

Oral history interview with Midge Innis conducted by James Thomas Griffin on May 8, 1976 for the Ralph Roske Oral History Project on Early Las Vegas. The two discuss her occupational history as well as how she met her husband. Innis discusses the changes inside casinos and gambling. The interview concludes with Innis’ thoughts on environmental and social changes in Las Vegas, Nevada.

Oral history interview with Leo Dunbar conducted by Connie Degernes and Helen Littleton on February 24, 1975 for the Ralph Roske Oral History Project on Early Las Vegas. Dunbar discusses the construction of Boulder (Hoover) Dam.

Oral history interview with Doctor Clare Woodbury conducted by Ralph Roske on September 12, 1974 for the Ralph Roske Oral History Project on Early Las Vegas. Woodbury discusses education and medicine as well as sharing his experiences in the medical field in Las Vegas, Nevada.

Oral history interview with Virgil Barler conducted by Shirley Leavitt on November 19, 2003 for the History of Blue Diamond Village in Nevada Oral History Project. In this interview, Barler discusses moving to Nevada to work at the Blue Diamond mine and moving from a house to a trailer in the Blue Diamond Village. He shares personal experiences and recollections about his various jobs at the mine, including working in the board factory, as a bulldozer operator, an oiler, and in the shop. He also talks about technological changes at the mine, Blue Diamond Village, and many of the local residents.

Oral history interview with George Dickerson conducted by Perry Kaufman on an unknown date in the 1970s for the Ralph Roske Oral History Project on Early Las Vegas. Dickerson shares his impressions of Las Vegas, Nevada from when he first visited in the 1940s. Dickerson also discusses practicing law in Las Vegas and the development of the profession throughout the years.

Oral history interview with Louise Madden conducted by Jerry Masini on July 08, 1975 for the Ralph Roske Oral History Project on Early Las Vegas. Madden discusses her personal history and recalls her various occupations in Las Vegas, Nevada casinos. Madden also discusses the changes in the casinos and the Las Vegas Strip while Las Vegas, Nevada grew in population.