Program: HathiTrust Digital Library
- Publisher: U.S. Dept. of the Interior
- Print ISSN: 0083-291X
- Electronic ISSN:
- OCLC Number: 1544780
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1955-1960; 1957-1961; 1961-1963; 1962-1964; 1964-1965; 1965-1966; 1966-1967; 1967-1968; 1968; 1969-1970; 1969-70; 1970-1971; 1970-71; 1971 1971; 1972 1972; 1970-1974
|
committed to retain | 2018-03-11 | HTDL |
|