All changes to tower
| Date | Change | Source |
|---|---|---|
| 19 Aug 2023 | Fr1: truss amended | Neal Dodge |
| 23 Nov 2016 | 1-5: turning amended | Philip Denton via e-mail |
| 21 Nov 2016 | 1-5: turning,frameid added; frame: truss,layout added | Philip Denton via 00011860 |
| 26 May 2016 | frame info added | David Sloman via e-mail |
| 18 Jul 2007 | Tenor not Bb; nominal: B-47c | RWMC data via pNBR |