| Reference number | L&P/1/147 |
| Level | Item |
| Title | Letter, 'Of a double pear of the Carnelian kind' from Samuel Gruwy to John Machin |
| Date | 20 January 1742 |
| Description | Subject: Geology
Read 20 January 1742. |
| Extent | 2p |
| Format | Manuscript |
| Physical description | Ink on paper |
| Digital images | View item on Science in the Making |
| Access status | Open |
Fellows associated with this archive
| Code | Name | Dates |
| NA7786 | Machin; John (- 1751) | - 1751 |