Program: HathiTrust Digital Library
- Publisher: U.S. Dept. of the Interior, Geological Survey
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 26571308
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.4; v.5; v.6; v.7; v.8
|
committed to retain | 2019-10-03 | HTDL |
|