Oral history interview with Philip Murphy conducted by Stephen Johnson on January 22, 1972 for the Ralph Roske Oral History Project on Early Las Vegas. Murphy shares his memories of growing up in St. Thomas, Nevada. He also talks about the growth of Southern Nevada as people moved towards the west.

Oral history interview with Lawrence Nelson conducted by John Turner on February 22, 1977 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Nelson discusses the history of early Las Vegas, Nevada. He talks about the Old Mormon Fort, the importance of railroads in Las Vegas, and the construction of the Boulder (Hoover) Dam.

Oral history interviews with Lillian Whalen conducted by Laura Bell on September 21, 1974 and November 22, 1974 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Whalen discusses her personal history in Boulder City, Nevada since the 1930s. Whalen then describes social life, the increase of local businesses, and the overall growth of Boulder City.

Oral history interview with John Hardie Moss Jr. conducted by Phyllis Sherwin on February 22, 1981 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Moss discusses his career as a world-class poker player and professional gambler in Las Vegas, Nevada. Moss describes the intricacies of poker and gambling, gambling for high-stakes, and cheating in the gambling world.