All changes to tower
| Date | Change | Source |
|---|---|---|
| 11 Jul 2017 | 1-4: frameid added; frame info added | Chris Pickford via e-mail |
| 10 Jul 2017 | 1-3: wt,founder,date,diam reverted to value pre 09/03/2017 chgs | John Baldwin via database |
| 9 Mar 2017 | 1-3: wt,founder,date amended;diam added | John Baldwin via database |
| 15 Jul 2012 | (W+P) URL added | Rosemary Oakeshott via e-mail |
| 8 Aug 2011 | Tenor (and other notes added) | Nominals from Nick Bowden via pNBR |
| 1-4: nominal added | Nick Bowden via 00009555 | |
| 3 Jun 2007 | Tenor precise wt added rather than ~6cwt | Chris Pickford (WBF info) via pNBR |