Program: HathiTrust Digital Library
- Publisher: Nautical Almanac Office, United States Naval Observatory
- Print ISSN: 0191-3867
- Electronic ISSN:
- OCLC Number: 3838003
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1979-1980; 1978-1981; 1978-1982 1978-1982; 1982; 1984-1985; 1982-86; 1982-1986; 1986; 1983-1987 1983-1987; 1987-1989; 1987-1990; 1990; 1987-1991; 1991; 984-87
|
committed to retain | 2018-05-20 | HTDL |
|