Directory of Michigan mineral operators.
- Publisher: Geological Survey, Economic Minerals Section
- Print ISSN: 0543-8462
- Electronic ISSN:
- OCLC Number: 3882926
- Subject: Mines and mineral resources Michigan Directories.
- Subject code: T
- Publication history: 1963-1964
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1963/1964-1964 | permanent |