Program: HathiTrust Digital Library
- Publisher: Indiana University, Indiana Geological Survey
- Print ISSN: 2331-138X
- Electronic ISSN:
- OCLC Number: 29515910
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1993SEPT 1993; 1998; 2001July 2001
|
committed to retain | 2019-04-21 | HTDL |
|