All changes to tower
| Date | Change | Source |
|---|---|---|
| 23 Jul 2018 | PN info removed (do not practise) | Izabelle Bimson (info: Mike Price, Tower Corresp) via e-mail |
| 16 Dec 2012 | 2: wt, diam amended; all: frame id added; frame info added | [Geoff Armitage] via e-mail |
| 26 May 2006 | PN info added | Rod Bickerton (Nabbers' Digest#1499) via e-mail |
| 27 Apr 2006 | Tenor nominal added (F#+5c) | Andrew Higson via e-mail |
| 23 Apr 2006 | Augmented from 5, with Eijsbouts treble, by Geoff Armitage | Geoff Armitage via e-mail |