Annual report of the director - Mount Wilson Observatory.
- Publisher: Carnegie Institution of Washington
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 5021668
- Subject: Astronomy Periodicals.
- Subject code: QB
- Publication history: 1904/05-1946/47.
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1905-15; 1904/05-1915/16; 1916-25; 1916/17-1926/27; 1925-35; 1927/28-1946/47; 1935-47; 1948-58; 1958/59-1967-68; 1968/69-1977/78; 1978-86 | permanent |