| Reference number | EL/O2/55 |
| Level | Item |
| Title | Henry Oldenburg, dated at London, to Jean Cassini |
| Creator | Oldenburg; Henry (1619-1677); German natural philosopher in England; scientific correspondent |
| Date | 26 August 1671 |
| Description | That Brouncker had been shown Cassini's paper on the sunspots; encloses pages of Boyle's observations of the sunspots made in 1660; concerning Huygens' 'Systema Saturnium'; concerning observations of the occultation of Saturn by the moon by Hevelius; postscript that Monsieur Picard had observed the sunspots in 1661 and that some English astronomers had just observed a sunspot on 25 August 1671 |
| Language | Latin |
| Extent | 3 sides |
| Format | Manuscript |
| Place origin | London, England |
| Origin coordinates | 51.50853, -0.12574 |
| Access status | Open |
| Related material | Transcribed and translated in 'The correspondence of Henry Oldenburg', ed and trans by A Rupert Hall & Marie Boas Hall, vol 8, p 216 |
| URL description | Also available on Early Modern Letters Online |
| URL | http://emlo.bodleian.ox.ac.uk/profile/work/7a06c1fe-4a94-4e51-ab21-78896b57a3b2 |
Fellows associated with this archive
| Code | Name | Dates |
| NA8383 | Cassini; Jean Dominique (1625 - 1712); astronomer | 1625 - 1712 |
| NA8001 | Oldenburg; Henry (c1619 - 1677); scientific correspondent | c1619 - 1677 |