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.

Oral history interview with Richard Caldwell conducted by Melvin Thompson on March 11, 1981 for the Ralph Roske Oral History Project on Early Las Vegas. The interview begins with Caldwell discussing his family and what brought him to Las Vegas, Nevada. He then discusses him working at the Nevada Test Site. Other topics discussed include the hotels and casinos that were built on the Strip, his experience working at some of those properties, and the way of life in Las Vegas in the 1940s and 1950s. The interview finalizes with Caldwell’s account of the Westside of Las Vegas and African American entertainers who came to town to perform.

The Albert S. Henderson Photograph Collection (1860s-1959) primarily contains black-and-white photographic prints of Albert S. Henderson and his family. Also included in the collection are photographic prints of Henderson during his tenure as a Nevada legislator and district judge. Other materials include postcards, negatives, and a tintype.