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.

These records (1935-1943) of the U.S. Work Projects Administration (WPA) in Montana consist of administrative materials; historic record surveys of county, state, and federal agencies and local service and church organizations; and writers' project materials, including correspondence, research files, interviews with pioneers, and drafts of articles and books including Copper Camp, Land of Nakoda, and Montana Almanac, 1941.