Program: HathiTrust Digital Library
- Publisher: National Research Council
- Print ISSN: 0315-2014
- Electronic ISSN:
- OCLC Number: 1775708
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.29-30; v.29 1951; v.29-30 1951-1952; v.30-31 1952; v.30 1952; v.30-31 (1952-1953); v.30-31 1952-53; v.31-33; v.31-32 1953-54; v.32 1954; v.32-33 (1954-1955); v.33 1955; v.34 1956; v.33-34 1955-57; v.34 1956-57; v.34 (1956-Mar 1957)
|
committed to retain | 2022-07-31 | HTDL |
|