Program: HathiTrust Digital Library
- Publisher: Technology Utilization Office, National Aeronautics and Space Administration
- Print ISSN: 0098-0749
- Electronic ISSN:
- OCLC Number: 2239730
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1973-74
|
committed to retain | 2014-09-12 | HTDL |
|