Oral history interview with Hank Greenspun conducted by Tony Bleeker in 1975 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview Hank Greenspun discusses politics in Las Vegas, Nevada, the numerous changes and growth that the city has experiences, and his newspaper, the Las Vegas Sun.

Oral history interview with Colleen Gregory conducted by Tim Waters on April 6, 1976 and April 7, 1976 for the Ralph Roske Oral History Project on Early Las Vegas. Gregory first talks about her move to Las Vegas, Nevada; her early education, school activities, and her college education. She also talks about the first banks, Helldorado, the atomic testing, and environmental changes. Other topics covered include Howard Hughes, Western-style influences, the first properties on the Strip, World War II, racial prejudice, and changes she has noticed during her career in banking.

Oral history interview with Celia Rivero Grenfell conducted by Patricia Holland on March 31, 1977 for the Ralph Roske Oral History Project on Early Las Vegas. Grenfell first talks about her family background in Mexico and later describes her family’s restaurant business. She also describes her education, recreational activities, Downtown Las Vegas, Nevada; and Helldorado. Grenfell discusses racial segregation and prejudice, El Rancho Vegas, Lorenzi Park, early churches, environmental changes, early air conditioning, and Grenfell’s early work in a laundry business.

Oral history interview with Bertha Gresh conducted by Gary Eagleson on November 30, 1974 for the Ralph Roske Oral History Project on Early Las Vegas. Gresh discusses the history of Las Vegas, Nevada. Gresh then talks about mining and offers details surrounding specific mines, such as the Black Hawk Consolidated or Ran [Rand] Mine, the Techatticup Mine, the Wall Street Mine, and the Duncan Mine. Gresh then discusses the early days of Boulder City, Nevada and Henderson, Nevada. She also briefly mentions Block 16.

Oral history interview with Harold Chatterson conducted by Herman Grijalva on October 17, 1972 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview Harold Chatterson discuses moving to Las Vegas, Nevada, working as a construction worker, the First National Bank of Nevada, homesteading, atomic-bomb testing, Howard Hughes, the Las Vegas Strip, the Helldorado Parade, and the 1942 crash of Carole Lombard's plane.

Oral history interview with Theda Grinnell conducted by Fletcher Corey on February 28, 1977 for the Ralph Roske Oral History Project on Early Las Vegas. Grinnell first talks about her move to Nevada and both her and her husband’s employment at the Nevada Test Site. She also talks about the atomic testing blasts, the United States' competition with Russia on nuclear technology, and her employment history. Grinnell later discusses her church membership and goes into detail about the race riots and how they involved and impacted her family. She ends the interview with a discussion of flash floods, the Culinary Workers Union, how World War II affected industry in Las Vegas industry, and the social changes in Las Vegas.

Oral history interview with Chris Guinchigliani conducted by Suzanne Becker on July 20, 2007 for the Voices of the Historic John S. Park Neighborhood Oral History Project. Guinchigliani discusses moving to Las Vegas, Nevada in the 1980s and teaching at a middle school. She also discusses involving herself in the teachers’ union as well as serving in various leadership positions.