All changes to tower
| Date | Change | Source |
|---|---|---|
| 30 Aug 2017 | 1-3: frameid added; frame info added | David Sloman via e-mail |
| 14 Mar 2012 | 1: date, founder amended | David Sloman via e-mail |
| 1: wt (app) added | John Baldwin via database | |
| 8 Apr 2009 | 3 is listed (CCC list) | John Baldwin via database |
| 23 Feb 2007 | u/r added; tenor not B; nominal(Bb+18c) & tuning info added | Tim Jackson#106; Dave Kelly (Rod Bickerton) via e-mail |