Report of the director.
- Publisher:
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 5017709
- Subject: Geology Michigan.
- Subject code: QE
- Publication history: 1910/12-1914/16.
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1911/1912-1914/1916 | permanent |