All changes to tower
| Date | Change | Source |
|---|---|---|
| 5 Apr 2021 | Sanctus: wt marked as approx. | C J Pickford |
| 11 May 2018 | 1-6: turning,frameid added; frame info added | Chris Pickford via 00012849 |
| Sct: founder amended,canons,turning,frameid added | Chris Pickford via 00001284 | |
| 23 Apr 2009 | 1-6: nominal & canon status added | Andrew Higson via 00007337 |