All changes to tower
| Date | Change | Source |
|---|---|---|
| 9 Aug 2022 | Fr1: material amended | Andrew Higson |
| 7 Jun 2013 | 1-3: turning,frame id added; frame info added | Andrew Higson via 00010415 |
| 7 Nov 2004 | Tenor nominal added | David Kelly via e-mail |
| 15 Oct 2003 | Note added | Nick Bowden#32 via e-mail |