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 Lori Lipman Brown Papers date from 1975 to 2009 and document former Nevada State Senator Lori Lipman Brown's political career. It includes correspondence and materials from Brown's service as a Nevada State Senator from 1992 to 1994, case files from her defamation lawsuit against Nevada State Senator Kathy Augustine, and papers from her work opposing the Nevada Question 2 ballot measure on same-sex marriage in 2000. The collection also contains photocopies of biographical materials and personal and publicity photographs of Brown, as well as material from her time working with local high school and commmunity theatre programs.

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.