All changes to tower
| Date | Change | Source |
|---|---|---|
| 3 Apr 2016 | fr: truss amended | Tim Jackson via e-mail |
| 21 May 2012 | 1-6: turning, frame id added; canons amended; frame info added | Andrew Higson via 00009943 |
| 18 Nov 2011 | 1-6: (radial) canon info added | George Dawson via e-mail |
| 17 Nov 2011 | 1-6: nominal added | George Dawson via e-mail |