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: 1179231580
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
Materials | Archive Action | Date of Action | Program | Status/Note |
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no.1 1969; no.4 1972; no.6 1974; no.7 1975; no.8 1976; no.9 1977; no.10 1978; no.12 1980; no.14 1982; no.19 1987; 1971 Suppl.
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committed to retain | 2022-12-28 | HTDL |
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