Program: HathiTrust Digital Library
- Publisher: Published by Coal Age in cooperation with Coal Preparation Society of America
- Print ISSN: 2153-8190
- Electronic ISSN:
- OCLC Number: 67543728
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
2004; 2007
|
committed to retain | 2014-11-10 | HTDL |
|