All changes to tower
| Date | Change | Source |
|---|---|---|
| 23 May 2020 | fr1: (approx)date added,material amended | Tim Jackson via e-mail |
| 12 Apr 2020 | 1-4: frameid added; fr1: details added | Tim Jackson via e-mail |
| 27 Apr 2016 | URL amended | Janet Garnett, Webmaster Ely DA via e-mail |
| 17 Feb 2012 | 2: historically important | David Knight via e-mail |
| 5 Apr 2009 | Tuning desc amended (from 1,3,4,5 of 5); nominals supplied | David Kelly via pNBR |
| All nominals added & tuning description modified accordingly | David Kelly via e-mail | |
| 17 Jan 2005 | now u/r - but can be chimed if ropes were fitted | Chris Higgins (via Graham Nabb) & Jane Hough via e-mail |