Program: HathiTrust Digital Library
- Publisher: U.S. Dept. of the Interior, Geological Survey
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 9609648
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1981; 1981:v.1*; 1981:v.2*; 1982-1990; 1992-1997; 1998:v.1; 1999:v.1; 2000-2002
|
committed to retain | 2012-08-04 | HTDL |
|