All changes to tower
| Date | Change | Source |
|---|---|---|
| 14 May 2014 | Now just a chime (converted by the late Bill Berry) | Bob Parker (who assisted with the work) via e-mail |
| 14 Sep 2009 | 1,2: diam added; all: turning, frame id added | Roy Williams via 00008085 |
| 18 Apr 2007 | GF added | Tim Jackson#110 via e-mail |
| 16 Apr 2007 | Tenor nominal added (C-22c) | Nick Bowden via pNBR |