The Annette Lyon Collection of Las Vegas, Nevada Casino Ashtrays dates from 1965 to 1990. The collection primarily contains various glass ashtrays from Las Vegas, Nevada hotels and casinos. The collection also contains pens from various Las Vegas hotels and casinos.

The Robert B. Griffith Collection (1928-1975) documents the work of Robert B. Griffith, an instrumental figure in the development of water resources in Las Vegas, Nevada, as well as the creation of McCarran International Airport and Nellis Air Force Base. The collection consists of Colorado River Commission papers, 1928 International Air Race documents, general correspondence, a feasibility study, an airport guide, American Legion papers, the memoirs of Alfred Merritt Smith, and death and burial records belonging to his father. The collection also includes slides from various countries, including the United States, Canada, Europe, Asia, and the Middle East.

The American Booksellers Association Collection (1990) consists of catalogs, directories, and magazines pertaining to the annual meeting of the American Booksellers Association (ABA) in Las Vegas, Nevada in 1990.

Collection consists primarily of administrative records and event photographs from the Nathan Adelson Hospice (NAH) in Las Vegas, Nevada from its founding in 1978 to 2016. Included are annual reports, board meeting minutes, by-laws, promotional materials, issues of Monarch, the hospice newsletter, and some press clippings. Also included in this collection are commemorative birthday books for NAH co-founder, Irwin Molasky, and his wife, Susan Molasky. A small amount of material is related to the Nathan Adelson Memorial Hospice Book Collection.

The Charter Hospital of Las Vegas, Nevada Records on Problem Gambling are comprised of various professional papers, reports, articles, and documents related to compulsive gambling and pathological gambling dating from 1968 to 1987. The focus of the records is compulsive gambling, therapy and treatments, and Gambler's Anonymous. Many of the papers included are copies of articles and conference papers about problem gaming.

The Las Vegas-Clark County Urban Action Committee Task Force Records (1973-1974) was created by the Nevada legislature in 1973 to consider the future organization of Clark County. The Committee formed five task forces to examine judicious ways to incorporate county areas into the city: budget and finance; fire and police; planning, zoning, building codes, and related elements; water, streets, sewerage, sewers solid waste, and flood control; and boards and commissions. There is a file of minutes from each task force. Also included are contracts and questionnaires sent to home and property owners.

The Binion's Horseshoe Casino Records on Poker (1960-2006) are composed of materials related to the World Series of Poker (WSOP) held at Binion's Horseshoe Casino. Publicity and promotional materials include press releases and press kits, newspaper and advertising clippings, photographs, advertising campaigns, and advertising copy. These records were mainly generated by the Binion press agent, Henri Bollinger. Other topics covered in the collection include the establishment of the Poker Hall of Fame, and promotional and publicity efforts by Binion's Horseshoe in the 1970s and 1980s.