Program: HathiTrust Digital Library
- Publisher: The Observatory
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 7497880
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
yr.1934/36; yr.1959/60; yr.1960/61; yr.1961/62; yr.1962/63; yr.1963/64; yr.1964/65; yr.1966/67; yr.1967/68; yr.1968/69; yr.1969/70; yr.1970/71; yr.1971/72; yr.1972/73
|
committed to retain | 2017-12-02 | HTDL |
|