The Si Zentner Collection of Music Scores consists of copyright agreements and original music scores from the career of musician Si Zentner. The manuscripts span from 1957 through 1996.

The Charles J. Hirsch Papers (1952-1987) contain gaming reports and net-recovery percentages from the Golden Nugget Casino from 1952 to 1967, the Sands Hotel and Casino in 1965 and 1975, the Landmark Hotel and Casino in 1975 to 1976, and the New Frontier Hotel and Casino in 1973 to 1975. Also included are American Society for Quality Control (ASQC) conference materials, speeches given by Hirsch, correspondence, photographs, newspaper clippings, and surveys.

The Gue Gim Wah Papers (approximately 1940-1985) consist primarily of incoming correspondence (largely written in Chinese) to Gue Gim Wah at the Prince Mine in Pioche, Nevada. Also included are Wah's naturalization certificate, a map of the Prince Mine Bunkhouse, brochure of the Lincoln County Civic Association, and a small amount of photographs including a black-and-white photograph of Gue Gim circa 1940s.

The George Kelly Ryan papers (1921-1971) contain correspondence inquiring about Octavius Decatur "O. D." Gass, newspaper clippings from 1929, handwritten recollections of the Gold Ranch by Laura Royce, and a San Pedro, Los Angeles and Salt Lake Railroad Company information, including information on wash-outs in Nevada.

The Apolonio Sauceda Scrapbooks (1973-2010) document Apolonio "Loney" Sauceda's acting career and his work with the Nevada Association for Latin Americans (NALA) in Las Vegas, Nevada. Two scrapbooks document Sauceda's career as an actor and contain photographs of Sauceda on set, at premieres, with other actors, and depict movie sets at well-known Las Vegas hotels and casinos in the 1980s and 1990s. Newspaper clippings accompany many of the photographs and provide details about locations, major actors, or the producers for each film. The third scrapbook is compiled of newspaper clippings that document the local Las Vegas, Nevada Latinx community and NALA events in the 1970s, ranging from political activism, labor strikes, beauty pageants, and religious gatherings.

The Las Vegas Art League Photograph Collection contains two photographic prints from between approximately 1960 and 1969. These photographs depict the director of the Las Vegas Art League, Lucile Spire Bruner, along with other individuals viewing and displaying art in Las Vegas, Nevada. Other individuals pictured are Bill Cramer, Miram Kapfer, Irene Chenin, Marge Herzoz, Mary Callahan, and Eleanor Badik.