Program: HathiTrust Digital Library
- Publisher: The Observatory
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 4686139
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
no.17-30 1911-21; v.1; no.1-16 1902-2908
|
committed to retain | 2018-03-05 | HTDL |
|