Program: HathiTrust Digital Library
- Publisher: The Observatory
- Print ISSN: 0082-4704
- Electronic ISSN:
- OCLC Number: 12748512
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.9; v.18; v.20; v.21; ser.2 appendix no.2-11 1917-1923; ser.2 v.1 1937-1939; ser.2 v.2-4 1949-1956; ser.2 v.5-6 1957-1960; ser.2 v.7-8 1961-1964; ser.2 v.9-10 1964-1967; v.12 1970-71; ser.2 v.13-14 1971-1975; ser.2 v.15-16 1975-1978; ser.2 v.17-18 1978-1982; ser.2 v.19 1982-1984; ser.2 v.20 1984-1985; ser.2 v.21 1986-1987; v.22 no.1 1988; ser.2 v.22 no.1 1988; ser.2 Index v.1-10 1937-1967
|
committed to retain | 2019-01-01 | HTDL |
|