Program: HathiTrust Digital Library
- Publisher: National Academy of Sciences
- Print ISSN: 0148-849X
- Electronic ISSN:
- OCLC Number: 2366164
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
no.56 1966-1974; no.55 1974; no.57; no.58-64 1980; no.64 1960-1987
|
committed to retain | 2022-07-03 | HTDL |
|