Program: HathiTrust Digital Library
- Publisher: National Science Foundation; for sale by the Supt. of Docs., U.S. Govt. Print. Off.
- Print ISSN: 0145-4625
- Electronic ISSN:
- OCLC Number: 2744084
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1960/1972; 1974; 1976-1977; 1978; 1969/1979-1979
|
committed to retain | 2016-02-19 | HTDL |
|