All changes to tower
| Date | Change | Source |
|---|---|---|
| 6 Sep 2023 | Frame Fr1: (probable) maker, truss added | Information (including pictures) provided by Simon W Edwards, from personal visit |
| 30 Aug 2023 | 1-3: weight added; 1-4: nominal, canons, turning added | Recent video recorded by Simon W Edwards and analysed by Nick Bowden |
| 9 Sep 2010 | 1-4: frame id added; frame info added | John Baldwin via database |
| 19 Apr 2003 | Tenor note = A | Andrew Marchant via e-mail |