Oral history interview with Gene Leavitt conducted by his son, Monte Leavitt, on February 28, 1979 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Mr. Leavitt talks about his career as a truck and bus driver. He also talks about the life in Southern Nevada, the soldiers stationed here, and gambling. Leavitt also briefly discusses doing drilling work on the Boulder (Hoover) Dam.

Oral history interview with Lubertha Johnson conducted by Perry Kaufman on April 17, 1972 for the Ralph Roske Oral History Project on Early Las Vegas. Johnson discusses segregation in businesses and throughout Las Vegas, Nevada. Johnson then recalls her involvement with the National Association for the Advancement of Colored People (NAACP) in 1940 and serving as president in the years 1953 and 1954.

Oral history interview with Mark Fine conducted by Claytee D. White and Stefani Evans on September 28, 2016 for the Building Las Vegas Oral History Project. In this interview, Fine discusses his upbringing in Cleveland, Ohio and initial interest in real estate. He recalls moving to Las Vegas, Nevada in 1997, his role in the development of Green Valley and Summerlin communities, and his idea that the link between volume of home sales and economics would increase the pace of development. He describes methods of building a sense of quality of life into his planned communities, building libraries, and the importance of accessibility. Lastly, Fine discusses his next projects, and reflects on the growth of Green Valley and Summerlin.

Oral history interview with Patsy Leavitt conducted by Elizabeth Neumann on March 17, 1976 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview Leavitt discusses her maternal grandmother, who brought her mother and uncle to Las Vegas, Nevada in 1931, and explains how her grandmother opened a boardinghouse that she ran until her death in 1948. She then discusses her father's family, who arrived in Las Vegas in the late 1920s and established a sand and gravel business. She discusses her education and marriage, and reflects on Las Vegas in the 1950s.

Oral history interview with John F. Lewis conducted by Steven John Galler on March 12, 1975 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Lewis describes founding Clark Dairy with his brother in Moapa Valley, Nevada.

Oral history interview with Mary Hocker conducted by Mary Fitzgerald on April 05, 1977 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Hocker talks about her life and nursing in Las Vegas, Nevada. She specifically talks about Cadet Nurse Corps, nursing education, and her job as a nurse jail matron.