Program: HathiTrust Digital Library
- Publisher: Observatorio Astronómico, Universidad Nacional de México
- Print ISSN: 0082-4879
- Electronic ISSN:
- OCLC Number: 1757267
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.1; v.1-2 1952-1960; v.3-4 1961-1968; v.5; v.5-25; v.5 1969-1970; no.11-20; no.21-25; no.26-30; no.36-38 1971-72; v.6 1971-1972
|
committed to retain | 2012-07-06 | HTDL |
|