Abstract The Copper Range Company (1899-1977) operated copper mines in Houghton County's southern communities and in Ontonagon County. The second largest mining company in the Copper Country (after Calumet & Hecla), the Copper Range Company was the only one to endure past the 1960s. In addition to mining, it owned and operated the Copper Range Railroad (1899-1973) and the Copper Range Motor Bus Company (1925-1955). Materials in the Copper Range Company Records document the history of the...

Abstract

Report, 2003, pertaining to the Minor/Miner Houses exhibit at the Keweenaw Heritage Center in Calumet, Michigan.

Abstract

Sampling report, 1945, compiled for the Copper Range Company by the Department of Mineral Dressing at the Michigan College of Mining and Technology (now Michigan Technological University). Book 1 of a 3 volume report, includes information about work done to determine the approximate assay and tonnage of the Redridge tailing bank in Redridge, Michigan.

Abstract

Collection, 1853-1978, of the St. Mary's Canal Mineral Land Company of Boston, Massachusetts, a land holder with mineral rights on property along the Lake Superior copper region. Includes correspondence, financial records, land deeds and holdings, field journals and reports. Material in this collection complements material in the Copper Range Company Collection.

Abstract

Papers, 1995-1997, for the proposed acid solution mining project by the Copper Range Company in White Pine, Michigan. Includes environmental aspect and impact studies, permit applications, work plans for the remedial investigation, stockholder review drafts, lawsuit records, reports, and closure plans and reports.