| Reference number | LBO/8/7 |
| Alternative reference number | LBO/8/12 |
| Level | File |
| Title | Copy letter from Johannes Hevelius to Henry Oldenburg |
| Date | 15 October 1677 |
| Description | Written at Gedani
' De Occultatione Saturnii Anno 1677 die 14 Octobris.'
Includes pen and ink drawing of Saturn and rings taken on 5 September 1677 by Hevelius at Gedani |
| Language | Latin |
| Extent | 3p |
| Format | Manuscript |
| Access status | Open |
| Related material | LBC/8/14; |