Program: HathiTrust Digital Library
- Publisher: Dept. of Energy, Mines and Resources
- Print ISSN: 0576-1247
- Electronic ISSN: 0576-1247
- OCLC Number: 2239958
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1970
|
committed to retain | 2017-01-20 | HTDL |
|