All changes to tower
| Date | Change | Source |
|---|---|---|
| 14 Aug 2020 | 3,4: frameid amended; fr1: truss,layout added; fr1A: info added | Tim Jackson via e-mail |
| 3 May 2016 | 1-8: frameid added; frame info added | David Sloman via e-mail |
| 27 Nov 2012 | 8: date amended to approx | Philip Denton via e-mail |
| 7 Oct 2005 | Dedication altered from S Mary to match Crockford | via www |