| Reference number | EL/O1/27a |
| Level | Item |
| Title | Notes by Henry Oldenburg concerning experiments with lodestones |
| Date | 24 April 1666 |
| Language | English |
| Extent | 2 sides |
| Format | Manuscript |
| Notes | On reverse of EL/O1/27 |
| Access status | Open |
| URL description | Also available on Early Modern Letters Online |
Fellows associated with this archive
| Code | Name | Dates |
| NA8001 | Oldenburg; Henry (c1619 - 1677); scientific correspondent | c1619 - 1677 |
| NA8054 | Finch; Sir; John (1626 - 1682); physician and diplomat | 1626 - 1682 |