The Fred Sproul Memorial Collection consists of two diary/logs (1907-1912) of the Tongue River Indian Agency concerning daily operation of the school on the Northern Cheyenne Reservation; an inventory (circa 1915) of U.S. government buildings on the reservation; correspondence, court papers, and other materials of William A. Morris, concerning a dispute over water rights on Sage Creek; and miscellany.

This small collection contains materials pertaining to Stephan J. Reardon, Second Lieutenant in World War I, including correspondence, official military documents (including a promotion certificate and honorable discharge), and a marriage certificate. Dates range from 1917-1931, with the bulk of materials ranging from 1917-1919.

Earle Strain was a Great Falls, Montana, physician and one of the discoverers of the cause of Rocky Mountain Spotted Fever. Papers consist of genealogical and biographical information; correspondence (1895-1946) of Strain and his wife Sara; a diary by Sara Wright Strain kept while they were in Europe; household financial records; memorabilia; and clippings.

This collection (1884-1924, 1978) consists of papers of Anita Thompson; her parents John Jacob Thompson and Sarah Travers; her brother Stewart McKinley Thompson; and her aunts Anna Travers, and Margaret Travers Ginste. The papers concern family matters; the Rock Springs coal mine near Sand Coulee, Montana; the Canyon Ferry Dam; student life at Montana State College of Agriculture and Mechanical Arts in Bozeman; and miscellany.

D.W. Tilton (1839-1919) was a Virginia City, Montana, newspaper publisher and book store owner. Collection (1851-1976) includes correspondence, financial records, legal documents, photographs, writings, and clippings. There are subgroups for the O.B. Barber family of Virginia City and Sheridan; and the Joseph Corby family of Butte. [RESTRICTION: Family retains all literary rights.]

This collection contains photographs collected by the Tilton Family of Montana. Photographs include: family members; the family ranch near Sheridan, Montana; and the stores Daniel Webster Tilton owned with his father-in-law in Virginia City, Montana and Butte, Montana. The collection also has a number of interesting images of Alaska and several mines in Butte, Montana.

Clarence Tooley (1873-1918) was a Harlowton and Two Dot, Montana, banker, ranch investor, real estate and insurance agent. Collection (1884-1950) includes correspondence, financial records, and subject files for the Bank of Wheatland County; the Two Dot Land and Livestock Company; Tooley, Baxter and Tice Bankers; and the Golden Valley Land Company. His wife Harriet Waldorf Tooley (1877-1955) continued to operate the businesses after his death in 1918.

Edmond Toomey (1892-1960) was a Helena, Montana, attorney, legislator, and mining and oil promoter and investor. Records (1907-1961) include office time books, estate case files, briefs, and organizational and financial records for sixteen companies with which Toomey was involved, either as officer or attorney.

The records of this early twentieth century Missoula, Montana mining company (1906-1923) consist of correspondence, employment, financial, legal and organizational records; minutes; and reports and print material. Also included are personal papers (1898-1922) of individuals associated with the company, and organizational records (1901-1950) of a variety of other companies. The company's mines were located in the Wallace Mining District.