The Sidney R. Whitmore Photograph Album contains photographs dating from approximately 1920 that document the Colorado River and mining in El Dorado Canyon, Nevada.

The Robbins Family Photograph Collection is comprised of eighteen black-and-white photographic reprints and five postcards that depict the Robbins family in Goodsprings and Searchlight, Nevada from approximately 1907 to 1977.

Oral history interview with Reed Phelps conducted by Kim Geary on November 02, 1978 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Phelps discusses his career working on the railroads in Nevada and California before moving to Blue Diamond, Nevada to work as a miner. Phelps describes life as a miner in Blue Diamond and the town's history. Phelps also discusses changes that occurred in the town after the Flintkote Company took over the mining operation.

The Foote Mineral Company Annual Reports contain annual reports and statements of earnings published by the Foote Mineral Company from 1966 to 1978. Material contains information on Foote's lithium carbonate plant in Silver Peak, Nevada.