All changes to tower
| Date | Change | Source |
|---|---|---|
| 11 Nov 2017 | 1-6: frameid added; frame info added | David Sloman via e-mail |
| 28 Oct 2008 | Rehanging is now (officially) complete; PN re-reinstated | Paul Mason (HMA) via e-mail |
| 21 Aug 2008 | Rehanging is NOT complete; PN removed again | Paul Mason; John Ketteringham via e-mail |
| 15 Aug 2008 | Rehanging completed; Wed PN reinstated | Daniel Young via e-mail |
| 9 Aug 2008 | Currently being rehung; Wed PN removed | Daniel Young via e-mail |
| 10 Feb 2007 | Tenor nominal added (G-45c) | GAD NBR spreadsheet via pNBR |