Program: HathiTrust Digital Library
- Publisher: Solar Dept. of Harvard College Observatory, Harvard Univ
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 48886493
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
no.1-10 1964-1966; no.11-15 1966-1967; no.16-20 1967; no.21-27,29-30 1967-1968; no.32-37 1970-1972
|
committed to retain | 2012-07-06 | HTDL |
|