| Reference number | LBO/4/134 |
| Alternative reference number | LBO/4/349 |
| Level | File |
| Title | Copy letter from Martin Fogelius, Hamburg, to Henry Oldenburg |
| Date | 11 August 1671 |
| Description | ' An Extract of Doctor Fogelius his Letter about some Astronomical Observations relating to the immersions of the Satellits of Jupiter and the present spots scen in the Sun.. ' |
| Language | Latin |
| Extent | 3p |
| Format | Manuscript |
| Access status | Open |