Program: HathiTrust Digital Library
- Publisher: State Geologist
- Print ISSN: 0190-4388
- Electronic ISSN:
- OCLC Number: 1645157
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1920-22 1922; 1920/22-1922/24; 1922-24 1924; 1924-26 1926; 1924/1926; 1926-28; 1926/1928-1930/1932; 1961/1963-1965/1967
|
committed to retain | 2022-01-01 | HTDL |
|