Program: HathiTrust Digital Library
- Publisher: Universidad Nacional Autʹonoma de Mʹexico, Instituto de Geologʹia
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 4654704
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.5 (1930); v.7-9 (1941-46); v.10-13 (1951-57); v.11:APPX.5(1965); v.14-18 (1959-60); v.19-22 (1962-64); v.16-19(1971-1974); v.20-24(1976-1978); v.25-28(1979-1982)
|
committed to retain | 2019-08-24 | HTDL |
|