The Nita Longo Rieger Collection on the Desert Chapter of Gold Star Mothers consists of materials dated from 1947 until 1995 from the Desert Chapter of Gold Star Mothers Inc. located in Las Vegas, Nevada. It includes newspaper clippings about the group, a history of the chapter, photographs of meetings and member events, and programs from the dedication and rededication of a monument erected by the group.

The Sadie and Hampton George Papers (1874-1948) consist primarily of the incoming and outgoing correspondence of Sadie Kiel George and her husband, Hampton George, regarding proposed land and mineral rights sales. The collection also includes some personal correspondence, and two of the most significant letters in the collection deal with the deaths of brothers William and Edward Kiel, Sadie's uncles, who were found dead at the Kiel Ranch in October 1900. Also included in the collection are receipts, cancelled checks, tax notices, mining claims, and land deeds.

The Grace Hayes Photograph Collection consists of black-and-white photographic prints and negatives from approximately 1890 to 1980. The collection includes personal photographs of Hayes and her son Peter Lind Hayes and publicity photographs from Hayes's entertainment career.

The A. E. Cahlan Newspaper Columns (1930-1968) consists of scrapbooks containing a complete run of Cahlan's "From Where I Sit" editorial column that he wrote for the Las Vegas Review-Journal and the Las Vegas Sun" from 1930 to 1968.

The Leon Rockwell Papers (1829-1986), consist of materials that document Leon Rockwell's life in Las Vegas, Nevada from 1906 until his death in 1968. Included are diaries, correspondence, photographs, postcards, Las Vegas community event programs, ledger sheets, business cards, and scrapbooks. There are a number of books, information on organizations and businesses that Rockwell owned, real estate documents, and early records of the Las Vegas Volunteer Fire Department, of which Rockwell was an original member.