The UNLV Libraries Collection of MGM Mirage Corporation Promotional Materials and Reports includes promotional materials, newspaper and magazine clippings, financial reports, annual reports, diversity reports, press releases, and press kits for the MGM Mirage Corporation in Las Vegas, Nevada, dating from 1973 to 2007.

The Florence and Jerry Vallen Faculty Papers (approximately 1935-2017) are comprised of personal papers and research files for Florence and Jerry Vallen, the founding dean of the College of Hotel Administration at the University of Nevada, Las Vegas (UNLV). The collection includes research files and drafts for In the Right Place, which was co-authored by Florence and Jerry Vallen. The collection also includes research files and drafts for Jerry Vallen's book, Check-In Check-Out. Other materials in this collection are comprised primarily of awards commemorating Jerry Vallen for achievements with UNLV's College of Hotel Administration, press clippings, and photographic prints and slides taken by the Vallens on vacations in China and Williamsburg, Virginia.

The Sandstone Ranch Collection is comprised of bank statements, letters, correspondence, and photographs relating to the Wilson family from 1907 to 1941. The collection includes information about the financial aspect of the Wilson Ranch, later renamed the Sandstone Ranch, located outside of Las Vegas, Nevada. The collection also includes information about the personal lives of those working on the including contracts about grazing cattle, selling cattle, and appropriation of water.