All changes to tower
| Date | Change | Source |
|---|---|---|
| 1 Sep 2010 | 1-6: nominal, canons; turning added; 1,2,3,4,6: diam amended; | Andrew Higson via 00008791 |
| 1-5: wt amended; frame: truss, layout added; material amended | Andrew Higson via 00008791 | |
| 28 Aug 2010 | 1-6: frame id added; frame info added | Stuart Hutchieson via e-mail |
| 10 Jun 2009 | PN info added | Anthony Cotton: DDA Annual Report via e-mail |