All changes to tower
| Date | Change | Source |
|---|---|---|
| 7 Apr 2024 | PN amended | Sharon Bromilow #006786 |
| 13 Sep 2017 | PN info amended (was Thu) | Matthew Blurton via e-mail |
| 10 Mar 2016 | 1-6: frameid added; frame info added | David Sloman via e-mail |
| 27 May 2009 | 5: founder amended | George Dawson via e-mail |
| 28 Feb 2007 | Tenor nominal added (G-2c) | Andrew Higson via pNBR |