Program: HathiTrust Digital Library
- Publisher: National Aeronautics and Space Administration, Scientific and Technical Information Branch : Supt. of Docs., U.S. G.P.O., [distributor
- Print ISSN: 0045-785X
- Electronic ISSN:
- OCLC Number: 1564604
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1969-72:1-3; v.1-3; v.1-2 (1969-1972); v.1-5 1969-1974; CUMULATIVE ISSUE v.1-v.3NO2; v.4NO2-4V5NO1-4V6NO1-3; v.4-5 (1972-1974); 1972-75:4-16; v.7NO1-2 4V8; v.7-9 (1975-1978); v.6-11 1974-1980; 1975-81:7-12; v.9NO1-2 4V10V11; v.10-12 (1978-1981); v.12 1980-1981
|
committed to retain | 2018-05-06 | HTDL |
|