All changes to tower
| Date | Change | Source |
|---|---|---|
| 19 Feb 2023 | PN amended | Peter Robson #004589 |
| 2 Jul 2022 | 2-4,6: nominal amended; 1: nominal added. | Bill Hibbert |
| 4 Nov 2015 | Tenor note / ring key amended to IP (nominal: Ab-48c) | via JCB |
| 21 Dec 2012 | Ring tuned to old concert pitch (in which tenor: G-2c) | Richard Offen via e-mail |
| 2-5: nominal added (OCP) | Richard Offen via 00010209 | |
| 20 Dec 2012 | 1: wt amended; 1-5: diam added; 6: diam amended; frame info added | Chris Pickford via 00010198 |
| 21 May 2012 | PN is Wed (not Thu) | Alan Barsby via e-mail |