All changes to tower
| Date | Change | Source |
|---|---|---|
| 9 Jul 2021 | URL amended | Tim Jackson |
| 14 Jun 2017 | Indication of toilet facility added | Colin Turner via e-mail |
| 5 Sep 2016 | 1-6: frameid added; frame info added | David Sloman via e-mail |
| 13 Aug 2014 | URL added | Julia Deady via e-mail |
| 21 Dec 2012 | 1-5: diam added; 6: diam amended | Chris Pickford via 00010203 |
| 5 Oct 2004 | Tenor nominal added | David Kelly via e-mail |