Program: HathiTrust Digital Library
- Publisher: Observatory printing office
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 490098538
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1901; 1903-1913; 1913-1914; 1914-1915; 1915-1916; 1916-1917; 1917-1918; 1918-1922; 1924; 1925 Jan-Apr; 1925 May-Aug; 1925 Sep-Dec
|
committed to retain | 2021-10-29 | HTDL |
|