Ernest Calvin Baxter was a Twodot and Harlowton, Montana, banker, ranch investor and businessman who served in the state legislature, 1913-1917. This collection (1911-1948) includes correspondence, financial records, legal documents, court papers and subject files from Baxters' business interests in the Bank of Wheatland County, Twodot Land and Livestock Company, and Consumers' Oil Company.

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.