All changes to tower
| Date | Change | Source |
|---|---|---|
| 25 Jul 2022 | 2: weight amended; 1,8: diameter amended; 3-7: diameter added | Whitechapel records via David Sloman |
| 1 Jun 2018 | 1,2: diam added | David Sloman via 00012901 |
| 20 Mar 2016 | Indication of toilet facility added | Kathryn Grant (Deputy Twr Capt) via e-mail |
| 10 Nov 2011 | all: nominal added; sct: app wt added | Philip Denton via 00009757 |