Program: HathiTrust Digital Library
- Publisher: National Park Service
- Print ISSN: 1942-6194
- Electronic ISSN: 1942-6186
- OCLC Number: 53959126
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
Jan 2007
|
committed to retain | 2017-12-10 | HTDL |
|