All changes to tower
| Date | Change | Source |
|---|---|---|
| 17 Nov 2021 | URL amended | Neal Dodge via Email |
| 14 Jan 2017 | Tuning description added | TimJ via e-mail |
| 26 Dec 2016 | 1-4: turning,frameid added; frame info added | Philip Denton via 00011931 |
| 21 Jul 2007 | Tenor note not G; nominal: A+50c (sic) | Chris Garner (RWMC data) via pNBR |