Program: HathiTrust Digital Library
- Publisher: U.S. Dept. of the Interior, Geological Survey
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 10037293
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1981; 1981*; 1982*; 1982-1983; 1983*; 1984; 1984*; 1985*; 1986; 1986*; 1987*; 1988*; 1989-1990; 1991*; 1992:v.1*; 1992:v.2*; 1993:v.1*; 1993:v.2*
|
committed to retain | 2012-04-19 | HTDL |
|