Program: HathiTrust Digital Library
- Publisher: The Geological Survey
- Print ISSN: 0076-4787
- Electronic ISSN:
- OCLC Number: 3478570
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1 (1964); no.2 (1970); no.3 (1971); no.4 (1979); no.5 (1980); no.6 (1989); no.8 1999; no.9 1999
|
committed to retain | 2018-01-25 | HTDL |
|