Program: HathiTrust Digital Library
- Publisher: Geologisch en Mineralogisch Instituut der Rijksuniversiteit te Leiden
- Print ISSN: 0075-8639
- Electronic ISSN:
- OCLC Number: 7023609
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.20-21 1955-1956
|
committed to retain | 2021-07-23 | HTDL |
|