All changes to tower
| Date | Change | Source |
|---|---|---|
| 1 Nov 2022 | 3: weight amended | Whitechapel records via David Sloman #004044 |
| 12 Jul 2021 | 1-5: nominal amended | Personal tuning records via Nigel Taylor |
| 29 May 2013 | 1-5: frame id, turning added; frame info added | David Sloman via 00010399 |
| 6 Sep 2010 | 1-5: nominal added | Andrew Marchant via e-mail |
| 21 Feb 2004 | Not St Albans diocese | Colin Chapman (EACR) via e-mail |