All changes to tower
| Date | Change | Source |
|---|---|---|
| 10 Sep 2016 | Indication of toilet facility added | John Allen via e-mail |
| 24 Aug 2015 | 1-6: turning,frame id added; 3-6: canons added; frame info added | Exaudite via 00011294 |
| 8 Oct 2010 | 1-6: nominal added | George Dawson via e-mail |
| 13 Sep 2010 | 4: founder amended; 5: founder, date amended | George Dawson via e-mail |