Program: HathiTrust Digital Library
- Publisher: The Observatories
- Print ISSN: 1057-4379
- Electronic ISSN:
- OCLC Number: 7911856
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1904/1905-1907/1908; 1910/1911; 1912/1913-1917/1918; 1918/1919-1922/1923; 1924/1925-1929/1930; 1931/1932-1937/1938; 1947/1948; 1947/48-1958/59
|
committed to retain | 2019-01-01 | HTDL |
|