Annual report /
- Publisher: Calumet and Hecla Mining Co.
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 15186086
- Subject: Copper mines and mining Michigan Upper Peninsula.
- Subject code: T
- Publication history: 1907-
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1906/07-1912 | permanent |