All changes to tower
| Date | Change | Source |
|---|---|---|
| 12 Jun 2025 | 6: weight amended | Taylor records (error highlighted by Chris Birkby) via Chris Pickford #008755 |
| 23 Nov 2021 | 1-8: nominal, hanging type added 5-8: diameter amended; key signature amended | John Taylor records via C Teasdale |