The Spencer and Georgia Butterfield Papers (1890s-1978) consist primarily of photographs and scrapbooks pertaining to Spencer and Georgia Butterfield, a prominent Las Vegas, Nevada couple involved in local business and civic activities. The collection also includes newspaper clippings of their social activities, correspondence, and assorted personal memorabilia.

The C. D. Baker Photograph Collection depicts former Las Vegas, Nevada mayor Charles Duncan "C. D." Baker from 1916 to 1966. The photographs primarily depict Baker at political events, including campaign stops, fundraising events, meetings with officials and politicians, and at important locations in Las Vegas and Nevada. Baker was photographed with politicians such as U.S. Senator Chic Hecht, President Harry S. Truman, Governor Vail Pittman, and Lt. Governor Cliff Jones.

The Howard Hughes Public Relations Reference Files (1931-1997) were compiled by Richard "Dick" Hannah, vice-president of the Los Angeles public relations firm Carl Byoir & Associates, which was hired to direct public relations for Hughes’ companies. The collection is primarily composed of newspaper clippings organized into reference files. A significant number of the files contain articles about Howard Hughes’ personal life, the operations of his companies, and legal and political disputes involving Hughes and his companies. The files also document a range of other subjects related to his business ventures, including aviation, aerospace, defense industries, motion picture studios, film stars, communism in Hollywood, and the House on Un-American Activities Committee (HUAC). Later in life Hughes became obsessed with how he was being portrayed in the media. In addition to collecting magazine articles, newspaper clippings, transcripts, screenplays, and books that referenced him. He also collected newspaper clippings about the activities of print media outlets, columnists, radio-television stations, current and former employees, and competitors. The collection also contains newspaper clippings about Watergate, organized crime, gambling, and Las Vegas and contains press releases, correspondence and records generated by Carl Byoir & Associates as well as Rosemont Enterprise, Inc.