The David Donovan Collection on Hydrology and Geology (1911-2011) is comprised of the research collected by former Las Vegas Valley Water District employee, David Donovan, about groundwater, hydrology, minerals, and geology in Nevada, as well as the surrounding areas of California, Arizona, and Utah. Included are reports, professional papers, maps, and books.

Oral history interview with Gloria Freeman Dell conducted by Claytee D. White on April 05, 2011 for the Boyer Early Las Vegas Oral History Project. In this interview, Dell discusses her life as a Las Vegas, Nevada showgirl and her experiences in the entertainment industry. She describes working at the Flamingo Hotel and tells several anecdotes about prominent entertainers she met or performed with, including Dean Martin, Frank Sinatra, and Ella Fitzgerald. Dell also discusses living in a barracks specifically for showgirls, being pursued romantically by Howard Hughes, and concludes the interview by singing a song from one of her former acts.

Oral history interview with Harriet Barlow conducted by Elsha Harris-Tolanda on April 27, 2015 for the African Americans in Las Vegas: a Collaborative Oral History Project. In this interview, Barlow discusses her personal history and growing up in Robbins, Illinois. She talks about her education, discrimination in schools, and the process of school integration. Barlow then recalls her first impressions of Las Vegas, Nevada and her employment at the University of Nevada, Las Vegas. Lastly, Barlow describes going through graduate school as an African American and explains why conversations about race relations can be difficult.

Oral history interview with John W. Crabbe conducted by Patricia van Betten on January 19, 2004 for the Blue Diamond Oral History Project. In the interview, Crabbe discusses moving to Blue Diamond Village in southern Nevada as a child in the 1950s. Crabbe talks about attending Rancho High School in Las Vegas, Nevada and the long bus commute he took daily to school. Crabbe then recalls his experiences horseback riding in Bonnie Springs, Nevada and his employment at Howard Hughes' airline, Hughes Air West. Lastly, Crabbe discusses the civic activities available growing up in the Blue Diamond Village.