All changes to tower
| Date | Change | Source |
|---|---|---|
| 16 Apr 2022 | 1: nominal, note, canons, turning added; 1: diameter amended | CJP visits (latest 2008) via Chris Pickford |
| 15 Apr 2022 | GF added | David Matthews |
| Date | Change | Source |
|---|---|---|
| 16 Apr 2022 | 1: nominal, note, canons, turning added; 1: diameter amended | CJP visits (latest 2008) via Chris Pickford |
| 15 Apr 2022 | GF added | David Matthews |