The Barbara and John Kizziar Photograph Collection primarily contains black-and-white photographic prints and negatives of Hoover Dam (Boulder Dam) construction during John Kizziar’s time working for Six Companies Inc. between approximately 1986 and 1992. These images are reproductions of originals taken from between approximately 1930 and 1945. They detail John Kizziar’s work life during the dam’s construction, as well as events and scenes associated with the dam. Other images portray billboards and streets in Boulder City, Nevada. The collection also depicts other locations in Nevada, including Las Vegas, Mount Charleston, Black Canyon, the northern Mojave Desert, and the Colorado River ferry crossing between Nevada and Arizona.

Oral history interview with Leonard Stubbs conducted by Jay Brewer on April 09, 1975 for the Ralph Roske Oral History Project on Early Las Vegas. Stubbs begins by describing his father's history as a merchant in Boulder City, Nevada, life in Boulder City during the construction of Hoover Dam (Boulder Dam) and World War II, and what the local school system was like. Stubbs discusses how Boulder City has developed economically through commerce, how the city has grown, and owning his own businesses. Stubbs concludes by talking about the formation of Lake Mead and the Mormon Church's history in Boulder City. Rose Stubbs, Leonard's wife, contributes some additional comments.

Oral history interview with Therese Courture Thomas conducted by Roberta F. Zaplatilek on February 29, 1980 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Thomas discusses her family history and arriving to Boulder City, Nevada in 1930. Thomas describes housing in Boulder City and explains that people needed to build their own homes in the 1930s. She then discusses prostitution becoming illegal in Nevada, the Helldorado Parade, and the construction of Hoover Dam (Boulder Dam). Lastly, Thomas recalls how her musical career began and entertainment in casinos.

Oral history interview with Jean Tobman, Janie Moore, and Marilyn Moran conducted by Claytee D. White on November 05, 2013 for the West Charleston Neighborhoods--an Oral History Project of Ward 1. In this interview, Jean Tobman recalls coming to Las Vegas, Nevada with her husband and two young children in the 1950s, and the life they established in the Pinto area of the Westside. She also talks about how her husband, Herb, owned City Furniture and a cab company near downtown. Moore and Moran discuss their youth and the enjoyable time they had growing up in Las Vegas. Moran talks about how the city has grown and her time on the City of Las Vegas planning commission. Moore also discusses the growth of Las Vegas and her nostalgia for old Las Vegas.

Oral history interview with Harriet Trudell conducted by Shannon Beesley on February 26, 1977 for the Ralph Roske Oral History Project on Early Las Vegas. Trudell begins by describing her early history in St. Petersburg, Florida, including her education and lobbying for labor unions. She discusses her career working for the presidential campaigns during the 1960s and 1970s. Trudell describes Nevada as a conservative state, and explains what she means saying Nevada was the "Mississippi of the West." Trudell also discusses working for Nevada Governor Mike O'Callaghan, the Democratic Party, her ancestors who fought in the American Civil War, and prominent moments in United States political history. Trudell concludes by describing her involvement in the women's movement and why she felt it was important.

Oral history interviews with Gue Gim Wah conducted by Elizabeth N. Patrick on September 23, 1981 and September 24, 1981 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Wah discusses her life as a Chinese immigrant, her husband's life, and running the dining operations at the Prince Mine near Pioche, Nevada. Wah describes arriving in the United States as a child and the difficult immigration process she faced. She discusses her marriage to her husband, Tom Wah, and his life working for the railroads and as a miner before running a boarding house and restaurant for those working in the Prince Mine. Wah later talks about her experiences running the boarding house after the death of her husband in the early 1930s. Throughout the interview, Wah describes different aspects of Chinese culture and what life was like living in a Nevada mining town during the early twentieth century.

Oral history interview with Christie Young conducted by Dennis McBride on October 18, 1998 for the Las Vegas Gay, Lesbian, Bisexual and Transgender Archives Oral History Project. In the interview, Young talks about her early life in Reno, Nevada and her experiences with race and sexuality during this time. She then describes attending University of Nevada, Reno in 1974, getting pregnant, having an abortion, and the social implications of abortions. Young recalls moving to Las Vegas, Nevada in 1979 to study anthropology at University of Nevada, Las Vegas, learning about gay culture, and attending the Metropolitan Community Church. She then explains joining gay rights organizations as a straight woman, gay rights activism in the 1980s and 1990s, and stories of individuals within the Las Vegas gay community.