All changes to tower
| Date | Change | Source |
|---|---|---|
| 5 Nov 2023 | 1: diameter amended; frames Fr1, Fr1.1 added | See GAD NBR Leicester Dio (diameter). Frame Information provided by Rob Palmer, from personal visit (U.A.V.B.M.T. maintenance team visit). Additional information provided by Chris Pickford |
| 20 Oct 2023 | 1-6: turning added | U.A.V.B.M.T. maintenance team visit via Rob Palmer #005787 |
| 19 Feb 2008 | No longer GF; PN now every Wed (rather than Alt) | John Davies via e-mail |
| 1 Jun 2006 | Tenor nominal added (A+22c) | Andrew Higson via pNBR |