Oral history interview with Frank Scott conducted by Richard Lloyd Pipkins on January 23, 1978 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Scott discusses the history of Las Vegas, Nevada since the 1930s. He talks about the changes in crime, people settling in the city, and the railroad history of Las Vegas.

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 interview with Alfred J. Brimacombe conducted by Stephen S. Neal on July 02, 1975 for the Ralph Roske Oral History Project on Early Las Vegas. Brimacombe shares his personal history and recalls working as a train hostler. He later discusses his involvement in newspaper printing. Brimacombe lastly discusses politics, early-above ground atomic tests, and economic changes throughout Las Vegas, Nevada.

Oral history interview with Brenda Arnold conducted by Janet E. Prince on February 28, 1977 for the Ralph Roske Oral History Project on Early Las Vegas. Arnold discusses her career as a librarian, her religious activities in Las Vegas, Nevada, and viewing the above-ground atomic testing. She also recounts activities she did while visiting Lake Mead and Harris Springs at Mount Charleston.

Oral history interview with Marion Earl conducted by Robert Pearce on March 13, 1976 for the Ralph Roske Oral History Project on Early Las Vegas. Earl discusses relocating to Las Vegas, Nevada in 1923, serving as a member of the board of directors for the Chamber of Commerce, and then being elected president of the chamber in 1941. He also discusses being elected justice of the peace in 1934, and serving for two terms.

The Las Vegas and Tonopah Railroad Blueprints consists of twenty-four of the original thirty blueprints as part of the Interstate Commerce Commission (I.C.C.) Valuation Index Section I. They are labeled "Right-of-Way & Track Map, Las Vegas & Tonopah Railroad" and dated June 30, 1915. The blueprints contain four miles of railroad lines per sheet with a scale of 6 3/4 inches per mile. The collection also includes one sheet from the Bullfrog Goldfield Railroad company, which used the track, yard, and facilities of the Las Vegas and Tonopah and Railroad company between Beatty and Goldfield, Nevada.

Oral history interview with Wilma Noyes conducted by Claytee D. White on April 11, 2007 for the Boyer Early Las Vegas Oral History Project. In this interview, Noyes discusses her personal history and life in Las Vegas, Nevada from the 1920s onward. She describes moving to Las Vegas with her family in 1921 after her father got a job working for Union Pacific Railroad Company. Noyes explains how the railroad provided housing to its workers and what life was like in that housing. Noyes discusses attending the first schools in Las Vegas, one of them having had Maude Frazier as its principal. Noyes then describes what young people did for entertainment in Las Vegas, including dancing and going to movie theaters. Lastly, she discusses the history of the casinos and how the city has changed.