All changes to tower
| Date | Change | Source |
|---|---|---|
| 20 Oct 2019 | 1-3: partials,note added | Tim Jackson via e-mail |
| GF added; tenor note added; tuning description added S | TimJ (REMRKS248) via e-mail | |
| 22 Feb 2016 | 1-3: turning added | John Greenhough via e-mail |
| 12 Jun 2015 | 1-3: frame id added; frame info added | Mike Chester via 00011225 |