The Alan Byron Olson Photographs (approximately 1933) consist of one negative album containing 100 photographic negatives taken by Alan Byron Olson around 1933 that depict the Hoover Dam (then known as Boulder Dam) and the Boulder City Hospital. Olson was a medic for the Boulder City Hospital and the images also depict various hospital staff and other locations related to Hoover Dam. The collection also includes digital copies of the negatives.

The Mavis Eggle "Books as They Were Bought" collection provides a broad overview of printed material from the 1780s through 1949. Gathered by book collector Mavis Eggle, the collection serves as a social history of books, newspapers, and ephemera. Physical characteristics of the books include a variety of printer's marks, publishers' bindings, bookplates, and early subscription libraries. The collection's titles are a diverse and creative gathering of poetry, children' literature, religious texts, broadsides, newspapers, and popular fiction. Together, the items in the Mavis Eggle "Books as They Were Bought" collection illustrate changes in literature, printing and publishing, advertising, and book history over a time period of more than 170 years.

Oral history interview with Leo Dunbar, Harry Hall, Harold Wadman, Carl Merrill, and Mary Ann Merrill conducted by Dennis McBride on June 24, 1986 for the Boulder City Library Oral History Project. The interviewees discuss their early lives and families, moving to Nevada, and starting work on the Hoover Dam. They recall memories of living in Boulder City, Nevada during the Great Depression and beyond, and share information about the construction of the dam and the city as well as personal stories about their lives in Southern Nevada.

The UNLV University Libraries Photographs of the Development of the Las Vegas Valley, Nevada (2016-2020) are comprised of digital photographs captured as part of the Special Collections and Archives Building Las Vegas project. Digital photographs shot in the Las Vegas Valley, Nevada, include color images of street scenes, neighborhoods, developments, land use, housing, flood control, parks, traffic patterns, and parts of the tourism corridor including casinos and hotels.

Oral history interview with Anthony Kappenman conducted by Claytee D. White on May 16, 2019 for the Remembering 1 October Oral History Project. Kappenman begins the interview by talking about his early life, childhood, work, and his time in the military. Afterwards, he recalls what he did on October 1, 2017 prior to the Route 91 festival and during the shooting. He describes his journey trying to escape the area, arriving at the airport injured, and his stay in the hospital. Then, Kappenman talks about how he felt about the way the city and first responders had responded during the shooting, and how the community united afterwards. Lastly, he talks about his opinions on gun control, his recovery, and how he felt after the shooting.