Photoheliographic results.
- Publisher: Royal Greenwich Observatory
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 3963495
- Subject: Sunspots Periodicals.
- Subject code: QB
- Publication history: 1878-
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1878-83; 1884; 1886-1891; 1893; 1896; 1898-1900; 1902-1903; 1901-1904; 1904-1906; 1907-1908; 1909-1913; 1910-1914; 1914; 1916; 1918-1923; 1925-1955 | permanent |
| HathiTrust (HATHI) | HTDL | 1878-83; 1884; 1886-1891; 1893; 1896; 1898-1900; 1902-1903; 1901-1904; 1904-1906; 1907-1908; 1909-1913; 1910-1914; 1914; 1916; 1918-1955 | permanent |