All changes to tower
| Date | Change | Source |
|---|---|---|
| 8 Feb 2025 | Fr1 added | Jack Pease, from personal visit and citing the Christopher Dalton papers |
| 15 Jan 2024 | 6: nominal amended; 1-5: nominal added. | Nigel Taylor tuning records via #006212 |
| 28 Dec 2022 | 3: weight amended | Whitechapel records via David Sloman #004319 |
| 17 Feb 2021 | 6: nominal added; 1-6: canons, turning added | WBF records via Richard Offen |
| 29 Jan 2019 | 1-6: diam added | David Sloman via 00013262 |
| 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 |