Program: HathiTrust Digital Library
- Publisher: Petroleum Engineer Pub.
- Print ISSN: 0018-8182
- Electronic ISSN:
- OCLC Number: 6443111
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.43 1971 Sep,Oct,Nov
|
committed to retain | 2009-07-01 | HTDL |
|