All changes to tower
| Date | Change | Source |
|---|---|---|
| 22 Mar 2016 | 1-8: turning added; 1,2,3,6,7,8: canons added; | David Sloman via 00011548 |
| 1,3: frameid amended; 1,2,3,6,7: (app) wt added; | David Sloman via 00011548 | |
| fr1: truss,layout added; fr2: maker added | David Sloman via 00011548 | |
| 1 Nov 2015 | 1-8: frameid added; frame info added | David Sloman via 00011375 |
| 7 Mar 2007 | Tenor nominal added (F-41c) | Andrew Higson via pNBR |