The Sean Clark Collection of Las Vegas Entertainment Ephemera (approximately 1940-2004) contains a variety of material relating to different eras of Las Vegas, Nevada entertainment. Included in the collection are newspapers about the 2004 re-release of Howard Hughes' "Two Arabian Nights" film, and draft articles about 1960s entertainment leaders Jack Entratter and George Sidney. Also included in the collection are original photographs of Corinne Sidney with Jack Entratter and others in the 1960s, and Sidney's father's political advertisements that show her as a young girl. A newspaper clipping about Edthye and Lloyd Katz, a 1979 ShoWest award to the couple, and a Huntridge Theater poster document the couple's work in the entertainment industry in the 1960s and 1970s.

The UNLV Libraries Collection of Thunderbird Hotel and Casino Promotional and Publicity Materials (approximately 1964-1973) consist of news releases, event programs, ephemera, and publicity materials for the Thunderbird Hotel and Casino.

The UNLV Libraries Collection of Dunes Hotel and Casino Promotional and Publicity Materials consist of newspaper clippings, artifacts, show programs, and other promotional and publicity materials about the Dunes Hotel and Casino. Also included in this collection is a videotape recording of Channel 13's live coverage of the Dunes Hotel implosion in 1993.

The UNLV Libraries Collection of Desert Inn Hotel and Casino Promotional and Publicity Materials (approximately 1954-1993) consists of newspaper clippings, show programs, press releases, "Guide to What's Happening NOW" magazines, and other promotional and publicity materials about the Desert Inn.

The Don Hannah Big Band Music Manuscripts (approximately 1950-1990) contains musical arrangements primarily tailored for popular musicians such as Paul Anka, Gladys Knight, Natalie Cole, Sergio Franchi, Guy Mitchell, Diahann Carroll, and Elvis Presley. Also included in the collection are a number of Don Hannah’s original compositions.

The Ronald Sharp Collection on MAD Building for Project Rover (approximately 1958-1963) contains a brochure and photographs of the Maintenance, Assembly, and Disassembly (MAD) Building for Project Rover located at the Nuclear Rocket Development Station at the Nevada Test Site. The MAD building was one of the major centers for testing activities for Project Rover which was a United States project to develop a nuclear-thermal rocket. The materials also include photographs of an engine transporting a Kiwi nuclear rocket reactor from the MAD building to the test site and a mushroom nuclear cloud. Also included are photographs of Ronald Sharp and New Mexico artist Jose Sanchez, presumably at the MAD Building.

UNLV Libraries Collection of Hotel and Casino Promotional and Publicity Materials (1943-2002) includes press kits, press releases, promotional materials, and newspaper and magazine clippings for various hotels and casinos in Nevada, the United States, and international locations. This collection consists entirely of material that was previously cataloged.