Program: HathiTrust Digital Library
- Publisher: U.S. Dept. of the Interior, Geological Survey
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 8938847
- 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; 1982:v.1*; 1982:v.2*; 1983; 1983:v.1*; 1983:v.2*; 1984; 1984:v.1*; 1984:v.2*; 1985; 1985:v.1*; 1985:v.2*; 1986; 1986:v.1*; 1986:v.2*; 1987; 1987:v.1*; 1987:v.2*; 1988; 1988:v.1*; 1988:v.2*
|
committed to retain | 2012-08-27 | HTDL |
|