Program: HathiTrust Digital Library
- Publisher: U.S. Geological Survey, etc
- Print ISSN: 0097-4234
- Electronic ISSN:
- OCLC Number: 1158991
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.1-5 1945-1951; no.1-6 1945-1953; v.6-10 1953-1959; no.7-14 1954-1964; v.11-14 1961-1964
|
committed to retain | 2018-01-14 | HTDL |
|