All changes to tower
| Date | Change | Source |
|---|---|---|
| 17 Jul 2011 | Tenor note is F not F#; nominal: F+38c | Philip Denton via pNBR |
| 1-6: nominal added | Philip Denton via 00009518 | |
| 11 Jul 2010 | 1,3,4,5,6: turning added | John Baldwin via database |
| 1-6: frame id added; frame info added | James Clarke via e-mail |