All changes to tower
| Date | Change | Source |
|---|---|---|
| 24 Dec 2022 | 1-5: diameter and turning added; 1-4 weight added | Neal Dodge |
| 23 Dec 2022 | Fr1: year, maker, truss type, and layout added | Neal Dodge |
| 2 Apr 2021 | Overhaul added | Neal Dodge quoting contemporary newspaper cutting |
| 4 Jul 2014 | 1-5: canons,frame id added; frame info added | Neal Dodge via 00010791 |
| 3 May 2011 | Tenor note not A; nominal Ab+22c | Philip Denton via pNBR |
| 30 Apr 2011 | 1-5: nominal added | Philip Denton via 00009285 |