The Bertha Gresh Photograph Collection dates between approximately 1902 and 1974. Materials include photographic prints and a corresponding photographic negative. Images depict Gresh as a young woman in Cedarburg, Wisconsin; with her husband Cyrus Gresh in Los Angeles, California; and at her home in Nelson, Nevada. Also included are images of the Rand Mine and the Wall Street Mine near Gresh's home in Nelson.

Oral history interview with Eva D. Peterson conducted by James Greene on November 30, 1974 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Peterson discusses her life in Nelson, Nevada. Peterson talks about her family life and describes her career as an educator. Finally, Nelson mentions moving to other cities in Nevada such as Searchlight, Las Vegas, and Boulder City.

Oral history interview with Bertha Gresh conducted by James M. Greene on November 01, 1974 for the Ralph Roske Oral History Project on Early Las Vegas. Gresh discusses the early mining days, her personal history, and the history of Nelson County, Nevada. She also discusses her art, social activities, and the prizes she won as a visual artist in Nevada.

Oral history interview with Murl Emery conducted by James M. Greene on October 18, 1974 for the Ralph Roske Oral History Project on Early Las Vegas. Emery discusses living in Southern Nevada, particularly in the areas from Searchlight, Nevada to Nelson, Nevada. He also discusses the building of the railroad, mining in Nevada, and the books that were written about his discoveries and explorations during his life.

Oral history interview with Dorothy Kelsey conducted by James M. Greene on January 20, 1975 for the Ralph Roske Oral History Project on Early Las Vegas. This interview covers the early days of Nelson, Searchlight, and Las Vegas, Nevada, as Kelsey offers an in-depth personal narrative on the life of a local. The interview concludes with a discussion on hotels and casinos.