All changes to tower
| Date | Change | Source |
|---|---|---|
| 15 Feb 2020 | fr1: material,truss amended | Tim Jackson via e-mail |
| 12 Oct 2016 | frame: truss added | David Sloman via e-mail |
| 30 Apr 2014 | 1-6: turning,frame id added; frame info added | David Sloman via 00010716 |
| 23 Apr 2014 | 1-6: nominal added; 2-5: diam amended | Tim Jackson via 00010706 |
| 26 Oct 2011 | 5: wt amended | Philip Denton via e-mail |