The Thomas C. Mabey papers (1964-2016) detail his involvement with international and national car racing and car show events. The collection includes materials regarding the activities of Rocky Mountain Motorsports along with general racing ephemera and memorabilia. Mabey is a long-time racer and is also a vintage car collector.

The Newhouse Realty Company records (1909-1978) contain ledgers, correspondence, memorabilia, and business related records. The company was formed in order to purchase, lease or sale real estate property.

The Alice "Pat" Rice Capson Brown papers (1940-2013) contain personal and family papers and documents spanning the life of Ms. Capson Brown. She worked as a lifestyle writer for the Salt Lake Tribue.

The Roy and Wuta Terazawa Tsuya papers (1906-2013) contains correspondence among family and friends, records from their work with the LDS church, as well as memorabilia from Roy's membership with the 442nd Regimental Combat Team and Boy Scouts. The collection also contains one box pertaining to Chiye Terazawa, Wuta's sister.

The Carol Werner papers (1910-1986) contain postcards, both blank and with correspondence, as well as souvenir Photobooks from Werner's travels and collection. Materials also contain miscellaneous clippings and notes as well as environmental campaign memorabilia.