Source book series.
- Publisher: National Park Service
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 4280903
- Subject: National parks and reserves United States.
- Subject code: E
- Publication history: No. 1-
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | no.1-3,5 1941; no.1-2(1941,1946,1956); no.2 1956 | permanent |