| Reference number | MC/4/289 |
| Level | Item |
| Title | Letter from Anthony Ridley, Sunderland near the Sea, to Dr [Peter Mark] Roget |
| Date | 18 June 1849 |
| Description | Suggesting some measures to improve the safety of the lamp invented by Sir Humphry Davy due to an increase in coal mining accidents. Ridley proposes a change of the material for the wire gauze, e.g. with asbestos to reduce the oxidation. |
| Extent | 2p |
| Format | Manuscript |
| Access status | Open |
Fellows associated with this archive
| Code | Name | Dates |
| NA6616 | Roget; Peter Mark (1779 - 1869); physician and philologist | 1779 - 1869 |
| NA8200 | Davy; Sir; Humphry (1778 - 1829); chemist | 1778 - 1829 |