All changes to tower
| Date | Change | Source |
|---|---|---|
| 14 May 2017 | Indication of toilet facility noted | Neal Dodge via e-mail |
| 5 Sep 2016 | frame: truss added,layout amended | Philip Denton via e-mail |
| 22 Apr 2011 | 1-6: turning, frame id added; frame info added | Philip Denton via 00009247 |