Program: HathiTrust Digital Library
- Publisher: Smithsonian Institution, Astrophysical Observatory
- Print ISSN: 0583-6514
- Electronic ISSN:
- OCLC Number: 2243539
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
no.1 1957/1962
|
committed to retain | 2010-04-01 | HTDL |
|