Program: HathiTrust Digital Library
- Publisher: [Eidgenössischen Sternwarte Zürich]
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 6099410
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1945-60; 1945-64; 1961-67; 1969-78/79
|
committed to retain | 2013-05-10 | HTDL |
|