Program: HathiTrust Digital Library
- Publisher: National Academy of Sciences
- Print ISSN: 0198-8271
- Electronic ISSN:
- OCLC Number: 4472953
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1978
|
committed to retain | 2009-05-30 | HTDL |
|