Program: HathiTrust Digital Library
- Publisher: Royal Greenwich Observatory
- Print ISSN: 0308-3322
- Electronic ISSN:
- OCLC Number: 2395107
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1974-1975; 1975/6; 1976/7; 1977/1978; 1978/9; 1974-1980 1974-1980; 1975-1980; 1979/1980
|
committed to retain | 2019-07-07 | HTDL |
|