Program: HathiTrust Digital Library
- Publisher: National Academy of Sciences, National Research Council
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 1039746
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1927; v.1 1927; 1930; v.2 1930; 1937; v.3 1937; 1942; v.4 1942; 1948; v.5 1948; 1955; v.6 1955; 1960/1961; 7th 1961; v.7 1961; 8th 1968; v.8 1968; 9th 1971
|
committed to retain | 2023-01-01 | HTDL |
|