Program: HathiTrust Digital Library
- Publisher: Geological Survey Dept., Ministry of Industries and Scientific Affairs, Republic of Sri Lanka (Ceylon)
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 16702567
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
no.1
|
committed to retain | 2016-12-17 | HTDL |
|