All changes to tower
| Date | Change | Source |
|---|---|---|
| 19 Apr 2024 | 1-5: nominal, turning added | Nigel Taylor's personal tuning records #006852 |
| 10 Dec 2022 | 4: weight amended | Whitechapel records via David Sloman #004233 |
| 15 Apr 2009 | Thu PN start time (18:30) added | L&M 2008 Report via JCB |