Spectroscopic observations made at the Royal Observatory, Greenwich.
- Publisher: [publisher not identified]
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 45195519
- Subject: Sunspots Observations Periodicals.
- Subject code: QB
- Publication history: 1878-1881.
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1878-1881 | permanent |