Program: HathiTrust Digital Library
- Publisher: National Research Council, National Academy of Sciences-National Academy of Engineering
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 244123306
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.2,4 1970-1971; v.5-6 1972; v.7-8 1973; v.9-10 1974; v.11-12 1975; v.13-14 1976; v.15-16 1977; v.17-18 1978; v.19-20 1979; v.21-22 1980; v.23 1981 Jun
|
committed to retain | 2012-09-06 | HTDL |
|