All changes to tower
| Date | Change | Source |
|---|---|---|
| 16 Jan 2023 | 1-6: turning added | Peter Hayward |
| 20 Jun 2020 | fr1: material amended,truss added | Tim Jackson via e-mail |
| 5 Mar 2016 | 4: bell is dated; frame layout added | David Sloman via 00011538 |
| 31 May 2010 | 1-6: frameid added; frame info added | John Baldwin via database |
| 20 Mar 2006 | Tenor nominal supplied (Ab-26c) | Andrew Higson via e-mail |