All changes to tower
| Date | Change | Source |
|---|---|---|
| 5 Oct 2016 | 1,2: (app) wt added; frame: (app) date added,material amended | Andrew White via e-mail |
| 25 Aug 2011 | Fr: truss amended; layout added | Sam Austin via e-mail |
| 26 Jul 2011 | Tuning info added | Sam Austin via pNBR |
| 1-3: nominal, turning added | Sam Austin via 00009533 | |
| 24 Jun 2009 | Frame is historically important | John Baldwin via database |
| 15 Sep 2004 | St line added | Alan Birney via e-mail |