Program: HathiTrust Digital Library
- Publisher: U.S. Dept. of the Interior, Geological Survey ; National Technical Information Service, distributor
- Print ISSN: 0275-2689
- Electronic ISSN:
- OCLC Number: 9519641
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
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1981 v.1; 1981 v.3a; 1981 v.3b; 1981 v.4; 1982 v.1; 1982 v.3a; 1982 v.3b; 1982 v.4; 1983 v.1; 1983 v.2b; 1983 v.3; 1983 v.4; 1984 v.1; 1984 v.2a-b; 1984 v.3; 1984 v.4; 1985 v.1; 1985 v.2a; 1985 v.2b; 1985 v.3; 1985 v.4; 1986 v.1b; 1986 v.2a; 1986 v.2b; 1986 v.3a-b; 1986 v.4; 1987 v.2b; 1987 v.4; 1988 v.2; 1988 v.4; 1989 v.2a; 1989 v.2b; 1989 v.4; 1990 v.2; 1990 v.4; 1991 v.2; 1993 v.2a
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committed to retain | 2018-12-24 | HTDL |
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