All changes to tower
| Date | Change | Source |
|---|---|---|
| 12 Jun 2020 | fr1: layout added | Tim Jackson via e-mail |
| 20 Oct 2014 | fr1: truss added; fr2: truss,layout added | Philip Denton via e-mail |
| 4 Sep 2012 | 1-8,xtr,svc: partials added | Philip Denton via 00010068 |
| 28 Sep 2004 | Slight change to dedication to match Crockford entry | Graham Nabb check via e-mail |