Program: HathiTrust Digital Library
- Publisher: Observatoire Central
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 18723288
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1934-1935; 1936-1937; 1939-2940
|
committed to retain | 2015-03-01 | HTDL |
|