Oral history interview with Guy Hamblin conducted by Barry Merrell on February 22, 1975 for the Ralph Roske Oral History Project on Early Las Vegas. Hamblin discusses moving from different towns in Nevada before settling down in Southern Nevada, viewing the above-ground atomic bomb tests, early Fremont Street, and his work on the railroad. Hamblin also discusses the demographic and economic changes that he has seen in Las Vegas, Nevada.

The Hugh Henry Brown Papers consist of professional and personal papers (1902-1927) from Hugh Henry Brown, who was a lawyer in Tonopah, Nevada. The professional communication focuses on Brown's law practice dealing primarily with mining and railroad companies in Central Nevada. The papers also contain receipts from purchases made by Brown or his wife, Marjorie Moore Brown.

Oral history interview with Robert M. Tubb conducted by Robert B. Grzywacz on March 01, 1975 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Tubb discusses moving to Nevada in 1907. He describes his early life and his father's career on the railroad, as well as the time he spent living in Ash Meadows Spring, Nevada and Death Valley. Tubb also goes into detail about his education and the growth of Las Vegas, Nevada.