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.

The Union Pacific Railroad Photographs depict the Union Pacific Railroad Company's tracks, depots, locomotives, and stations in Southern Nevada and Southern California from 1904 to 1973. The photographs primarily depict Union Pacific officials in Las Vegas, Nevada, construction of Boulder City, Nevada and the Hoover (Boulder) Dam, hotels and casinos in Las Vegas, and the aftermath of flooding in 1938 that damaged Union Pacific tracks.

Oral history interview with Anne Victoria Baker conducted by Blanche Uekling on March 31, 1975 for the Ralph Roske Oral History Project on Early Las Vegas. Baker discusses her personal history and Hoover (Boulder) Dam.

Oral history interview with Richard Earl Alger conducted by Karen Schank on March 15, 2011 for the Boyer Early Las Vegas Oral History Project.

Richard Alger shares his family history and what brought the Algers to Nevada; Alger's father was a carpenter for various mines in Midvale, Utah before working at the Hoover Dam, Black Mountain Industrial (BMI) Complex, and Nellis Air Force Base. Richard shares stories of his childhood growing up in North Las Vegas. He talks about how he and his family spent their time, what life in the city was like, and the various neighborhood hangout spots that he and other children would frequent including Kiel Ranch, the Las Vegas Mormon Fort, and Cashman Center.

The Spencer and Georgia Hanna Butterfield Photograph Collection (approximately 1900-1978) consists of black-and-white photographic prints and negatives of the Hanna and Butterfield families. It also contains images of early and prominent residents of Las Vegas, Nevada such as James Cashman Sr., Las Vegas Chamber of Congress members, Union Pacific Railroad president George Ashby, and many other notable persons from early Las Vegas. The collection also includes photographs taken in Elko County, Nevada, the Hoover Dam, and other Las Vegas area images.

The George Kelly Ryan papers (1921-1971) contain correspondence inquiring about Octavius Decatur "O. D." Gass, newspaper clippings from 1929, handwritten recollections of the Gold Ranch by Laura Royce, and a San Pedro, Los Angeles and Salt Lake Railroad Company information, including information on wash-outs in Nevada.

Oral history interview with Hildred Meidell conducted by Greg Abbott on February 27, 1979 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Meidell covers a range of topics about living in Las Vegas, Nevada, from her and her husband’s time as tourists in the city and their subsequent retirement to Las Vegas from Los Angeles, California. Meidell describes the Las Vegas Strip, the interstate and highway conditions between Los Angeles and Las Vegas, as well as their numerous visits to Hoover Dam (Boulder Dam). Moreover, she speaks about the changing layout of the city, the increase in shopping centers and department stores, and the clothing stores inside of hotels. Lastly, Meidell talks about the prominence of churches in local communities, the atomic testing program and the structural damages these tests caused in her neighborhood, and the influence of the railroad and passenger train on the town.