All changes to tower
| Date | Change | Source |
|---|---|---|
| 24 Aug 2023 | 1-8: turning added; Fr2: layout added (layout is two pits end-to-end) | Malcolm Taylor |
| 6 Jul 2016 | fr1: truss amended,layout added; fr2: truss amended | Tim Jackson via e-mail |
| 17 Jan 2015 | fr1: date amended, truss added | Chris Pickford via e-mail |
| fr2: material amended, truss added | Chris Pickford via e-mail | |
| 1-8: canon info added | David Sloman via 00011050 | |
| 16 Jan 2015 | 1-8: frame id added; frame info added | Jack Hunt via e-mail |
| 2 Nov 2012 | 1,2: founder amended | Peter Dyson via e-mail |