All changes to tower
| Date | Change | Source |
|---|---|---|
| 24 Nov 2025 | Ely DA URL deleted; gives 404 error (not found) | Error detected by Dove Tower URL Checker |
| 27 Feb 2024 | 1-2: turning added | Esther Bates, tower correspondent via James Hedgcock #006551 |
| 21 Apr 2020 | 1-6: frameid added; fr1,fr2: details added | Tim Jackson via e-mail |
| 4 Feb 2015 | PN info amended: now on a rota - 5th Mon: enquire | Roger Beaman (Tower Capt, Holywell) via e-mail |
| 21 May 2014 | Discrepancy between tower notice and pNBR re 3rd wt noted | Philip Denton, Andrew Higson via e-mail |
| 3: date amended | Philip Denton via e-mail | |
| 2 Mar 2007 | Tenor nominal added (Ab-31c) | Andrew Higson via pNBR |