All changes to tower
| Date | Change | Source |
|---|---|---|
| 25 Feb 2012 | 1-3: nominal added | Tim Jackson via 00009865 |
| 31 Aug 2011 | 1: founder amended | Chris Pickford via e-mail |
| 30 Aug 2011 | Additional tower | TimJ #175 via e-mail |
| details added; frame info added | John Baldwin via database |