The Walter Gibson Typescripts of Books on Gambling consist of manuscripts written by Walter Gibson for Sidney Radner in the 1940s. The collection includes three typescript copies of manuscripts titled, So you Want to be a Crapshooter? Or All Craps are Crooked; Poker and How to Play It; and How Gamblers Win at Cards. There are handwritten notes on the typescripts.

The collection is comprised of the records of the Republican Women of Las Vegas, Nevada dating from 1953 to 1992. The collection includes scrapbooks, photographs, invitations, fliers, magazines, and awards.

Collection is comprised of the papers of Diana Crites dating from 1976 to 1990 and includes poems, short stories, two novels, and many recipes and recipe booklets published for the Nevada Power Company (NPC). Also included are an in-house NPC phonebook, a booklet on the operations center for NPC, news clippings, and power saving instruction materials.

The Mary Kozlowski Pichot Papers document the environmental activism of Mary Kozlowski Pichot from 1969 to 1991. The collection focuses on the environmental groups and planning committees that Pichot belonged to, including Aquavision, the Citizens' Advisory Committee, and Las Vegas 2000 and Beyond. The materials address water conservation plans, pollution alleviation efforts, and strategies to clean the Las Vegas Wash and Las Vegas Bay in Nevada.

The Renee Diamond Papers date from 1972 to 2000 and consist primarily of political and professional materials including reports, correspondence, publications, newsletters, and planning documents collected by Diamond throughout her career. Diamond supported the feminist movement as a member of the National Organization for Women and held leadership roles in the Democratic party in Las Vegas, Nevada. The collection also documents Diamond’s campaigns for the Nevada State Assembly and includes material from her one term in the legislature.

The Saundra Krenzer Papers (1990-1995) contain the Nevada legislator's published campaign records, campaign telephone records, and biographical information.

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.