Program: HathiTrust Digital Library
- Publisher: National Science Board, National Science Foundation; for sale by the Supt. of Docs., U.S. Govt. Print. Off.
- Print ISSN: 0197-4319
- Electronic ISSN:
- OCLC Number: 2529592
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1970; 1972; 1973-1976; 1977-1979
|
committed to retain | 2013-10-30 | HTDL |
|