Program: HathiTrust Digital Library
- Publisher: National Academy of Sciences
- Print ISSN: 0148-8481
- Electronic ISSN:
- OCLC Number: 2255430
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1979-1980
|
committed to retain | 2014-10-26 | HTDL |
|