Circular.
- Publisher: Michigan Geological Survey Division
- Print ISSN: 0543-8454
- Electronic ISSN:
- OCLC Number: 1585889
- Subject: Geology Michigan.
- Subject code: QE
- Publication history: 1-
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | no.2 1964; no.4; no.5; no.7 1967; no.8-11; no.8 1970; no.16 1978; no.15 (1985) | permanent |
| Linda Hall Library of Science, Engineering & Technology (LHL) | Linda Hall Library of Science, Engineering & Technology | v.1-v.15 (1963-1977) |