All changes to tower
| Date | Change | Source |
|---|---|---|
| 15 Oct 2022 | Frame Fr2: year, founder, truss added, material amended | Chris Pickford following inspection of pictures provided by Jack Hanlon |
| 12 Oct 2022 | Frame Fr2 added; Frame Fr1: layout added | Mike Chester, citing Facebook posting by Jack Hanlon |
| 31 Oct 2019 | Frame Fr1: truss added | Tim Jackson via e-mail |
| 8 Jul 2017 | 1-8: frameid added; frame info added | David Sloman via e-mail |
| 19 Feb 2007 | Tenor nominal added (E+7c) | Andrew Higson via pNBR |