Program: HathiTrust Digital Library
- Publisher: U.S. Dept. of the Interior, National Park Service, Recreational Planning Division
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 1759140
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1943-56; 1954-1956,1961; 1962
|
committed to retain | 2018-06-10 | HTDL |
|