All changes to tower
| Date | Change | Source |
|---|---|---|
| 24 Oct 2021 | PN added | Jack Pease, Branch Ringing Master, and the 2021-2022 SDGR handbook |
| 6 Dec 2017 | 1-6: turning added; fr1: layout added; Svc: frameid added | Tim Jackson via 00012632 |
| 12 Nov 2017 | 1-6: frameid added; frame info added | David Sloman via e-mail |
| 6 Jan 2014 | 4,5,Svc: historically important | David Knight via e-mail |
| 8 Nov 2004 | Tenor nominal added | Bill Hibbert via e-mail |
| 25 Jan 2004 | URL changed | Gary J Sheppard: SDGR webmaster via e-mail |
| 8 Jan 2004 | URL added | Gary J Sheppard: SDGR webmaster via e-mail |