Program: HathiTrust Digital Library
- Publisher: National Science Foundation
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 14198660
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1973-84; 1977-87; 1978-88; 1990-95
|
committed to retain | 2012-04-06 | HTDL |
|