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.

The Elizabeth Nelson Patrick Photograph Collection contains photographs from Nevada from 1940 to 1984. The photographs primarily depict buildings in Goldfield, Nevada and Tonopah, Nevada. The photographs also include postcards from the Sahara Hotel and the Riviera Hotel in Las Vegas, Nevada and from the Hoover (Boulder) Dam.

Oral history interview with Peter F. Perazzo conducted by Claytee D. White on July 22, 2016 for the Building Las Vegas Oral History Project. In this interview, Perazzo discusses his personal history and moving from Reno, Nevada to Las Vegas, Nevada in the 1940s. Perazzo talks about his Native American ancestry, his career in land surveying, and how construction and land surveying have changed over the years. He then describes designing public and residential buildings in Las Vegas, and at the Nevada Test Site. Later, Perazzo discusses his employment at the United States Bureau of Land Management (BLM) in 1985 and in 1995 at the Nevada Department of Transportation, where he was involved in many state projects such as the Hoover Dam bypass, Red Rock state road, and freeway widening.

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.