Ledger, 1855-1856
Scope and Contents
The Detroit and Lake Superior Copper Company Records contain correspondence, financial records, and reports of General Managers John R. Grout and James R. Cooper and Chief Clerk Z. W. Wright. It includes records from its predecessors, the Waterbury and Detroit Copper Company and the Portage Lake Smelting Works, as well as its successors, the Lake Superior Smelting Company and the Tamarack-Osceola Copper Manufacturing Company.
Note that the records of the Detroit and Lake Superior Copper Company are split between this series and MS-043, Keweenaw Historical Society Collection. Researchers are encouraged to consult both collections.
Dates
- 1855-1856
Language of Material
English
Conditions Governing Access
Temporarily closed to researchers pending mold remediation.
Extent
From the Collection: 24 Cubic Feet (63 manuscript boxes, 8 flat boxes)
Repository Details
Part of the Michigan Technological University Archives and Copper Country Historical Collections Repository