| Reference number | MC/21/85 |
| Alternative reference number | MC.06085 |
| Level | Item |
| Title | Letter from unknown author, to the Royal Society |
| Date | 24 August 1906 |
| Description | Returns a 'memoir' with some corrections, and requests 100 copies. |
| Extent | 2p |
| Format | Manuscript |
| Physical description | Ink on paper |
| Access status | Open |