| Reference Number | DE/6/15/3/16 |
| Title | Section and Side View of Tooth Wheel for Capstan Gear, for Nine Locks Pumping Engine |
| Description | Coloured. Pencil and ink annotation. Section and side-view on a single sheet. Measurements in inches.
Surveyor: Joseph Flow
Scale: 1 foot to 3" [1:4] |
| Date | 21 Dec 1864 |
| Physical Description | [Tears in top and the bottom][54cm x 67cm] |
| AccessStatus | Open |
| Level | Item |