All changes to tower
| Date | Change | Source |
|---|---|---|
| 29 Nov 2023 | Fr1: year, material, truss, layout added | Chris Pickford, personal visit via Frame Backlog |
| 9 Mar 2022 | 3: welded (1981) added | Chris Pickford from personal visit and from the Taylors archive |
| 3 Jan 2022 | Overhaul added; 1-3: weight, nominal, note, diameter, canons, turning, hanging type, frame number added | CJP inspection / JT&Co data |