| Date | Change | Source |
|---|
| 6 May 2025 | 1-6: turning added; Fr1: layout added; note added | Mike Chester, Bell Consultant's report via #008567 |
| 11 Oct 2021 | 1982 overhaul added | George Dawson (CB Derbys and subsequent email conversation) via Tim Jackson |
| 26 Aug 2015 | Tenor wt and note amended (from <13-0-12 G#) | GAD (JT records) via pNBR |
| 1-6: nominal added,wt amended | George Dawson via 00011296 |
| 7 Aug 2015 | frame: date,maker added, material amended; | Chris Pickford via e-mail |
| Sct: wt amended, date added | Chris Pickford via e-mail |
| 6 Aug 2015 | 1-6: frame id added; Sct added; frame info added | John Baldwin via database |
| 9 Sep 2008 | Tenor wt is inexact (pre-canon removal value) | Andrew Higson; GAD via e-mail |