Calumet & Hecla, Inc.
Archival Resources
| Role | Title | Holding Repository | |
|---|---|---|---|
| referencedIn | Michigan Technological University. Archives & Copper Country Historical Collections. Calumet and Hecla Inc. and Quincy Mining Company Project Records, 1995-1996. | Michigan Technological University, J.R. Van Pelt & Opie Library; Michigan Tech |
Bibliographic and Digital Archival Resources
| Role | Title | Holding Repository |
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Filters:
| Relation | Name | |
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| associatedWith | Michigan Technological University. Archives & Copper Country Historical Collections | corporateBody |
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