Program: HathiTrust Digital Library
- Publisher: Geological Survey
- Print ISSN: 0016-7681
- Electronic ISSN:
- OCLC Number: 1347441
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
no.1-5 1954/1956; no.6-10 1955/1957; no.11-20 1958/1962; no.21-25 1962-1964; no.26-30 1964-1967; no.31-32 1968; no.33 1970; no.35-40 1970-1973; no.50-55 1979-86; no.56 1990
|
committed to retain | 2012-06-22 | HTDL |
|