The Howard Booth Papers are comprised of the personal papers of environmental activist Howard Booth from 1964 to 2017. The collection includes information about Booth's efforts to help turn Red Rock Canyon into a National Conservation Area. Booth was a member of multiple conservation organizations and the collection includes meeting minutes and newsletters from the Toiyabe chapter of the Sierra Club. The collection also contains correspondence, newspaper clippings, official reports, newsletters, and meeting minutes collected by Booth from various environmental organizations. The papers also include numerous photographic slides with handwritten captions Booth took of Red Rock and the surrounding area from the early 1980s to 2000s.

The Gue Gim Wah Papers (approximately 1940-1985) consist primarily of incoming correspondence (largely written in Chinese) to Gue Gim Wah at the Prince Mine in Pioche, Nevada. Also included are Wah's naturalization certificate, a map of the Prince Mine Bunkhouse, brochure of the Lincoln County Civic Association, and a small amount of photographs including a black-and-white photograph of Gue Gim circa 1940s.

The Sidney R. Whitmore Collection (approximately 1885-1970) contains land deeds and other documents about Mount Diablo, Nevada; documents detailing parts of his family history; and eight framed paintings of landscapes and portraits.

The Ron Lawrence Collection of 1980 Reno Gay Rodeo Photographs consists of 87 35mm color slides of the 1980 Gay Rodeo in Reno, Nevada, presumably taken by Lawrence. Images show different events such as saddle bronc and barrel racing. Also included are views of spectators sitting in the stands, dancing, and preparing for events.