| Reference number | MS/525/6/6/2/10 |
| Level | Item |
| Title | 'Re. Tidal mine', note by Joseph Ernest Petavel |
| Date | [10 February 1915] |
| Description | A description of the 'Artful Dodger' mine which rises and falls with the tides, utilising a clockwork-controlled gas valve to control buoyancy. |
| Extent | 3p |
| Format | Typescript |
| Access status | Open |
Fellows associated with this archive
| Code | Name | Dates |
| NA8267 | Petavel; Sir; Joseph Ernest (1873 - 1936); engineer and physicist | 1873 - 1936 |