Program: HathiTrust Digital Library
- Publisher: Servicio Nacional Minero Geológico
- Print ISSN: 0325-4143
- Electronic ISSN:
- OCLC Number: 1788462
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
no.1-7 1965-1966; no.8-16 1967-1968; v.1-2(1965-1966); v.3-4(1967-1968); no.17-22 1969-1970; no.23 1971; no.24 1971; v.5-6(1969); v.8 no.26-31(1972); v.7(1971); v.1-19 INDEX 1965-69
|
committed to retain | 2019-10-26 | HTDL |
|