All changes to tower
| Date | Change | Source |
|---|---|---|
| 2 Jun 2016 | 3-10: frameid added; frame info added | David Sloman via e-mail |
| 16 Apr 2007 | Tenor nominal added (E+20c) | Andrew Higson via pNBR |
| 8 Aug 2004 | URL added | R Bailey website via www |
| 7 Aug 2004 | Oxton added to 'county lists' placename | Tim Jackson#66 via e-mail |