All changes to tower
| Date | Change | Source |
|---|---|---|
| 25 Aug 2022 | 4: weight, nominal, diameter, canons, turning added | JT & Co via Andrew Ogden |
| 4 Jul 2022 | Project completed (cracked #4 has been recast) | David Potter |
| 13 Feb 2022 | Project under way (cracked #4 to be recast) | David Potter |
| 29 Dec 2021 | 4: note as cracked | David Potter, JT&Co |
| 26 Dec 2021 | Cracked 4th to be recast | David Potter |
| 23 Jan 2019 | 7: diam added | David Sloman via 00013252 |