Program: HathiTrust Digital Library
- Publisher: American Geological Institute
- Print ISSN: 1069-1022
- Electronic ISSN:
- OCLC Number: 8405270
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1992
|
committed to retain | 2010-04-01 | HTDL |
|