All changes to tower
| Date | Change | Source |
|---|---|---|
| 27 Nov 2023 | Overhaul date amended, description added; frame Fr1 renumbered Fr9, replacement frame Fr1 added, frame Fr9: truss added | See RW 4692, 20/Mar/2001, p313ff |
| 26 Oct 2022 | URL & toilet added | NDAR website |
| 22 Jun 2017 | 1-6: frameid added; frame info added | David Sloman via e-mail |
| 8 Mar 2006 | Tenor nominal added (F-4c) | Andrew Higson via e-mail |