All changes to tower
| Date | Change | Source |
|---|---|---|
| 7 Jan 2010 | Tenor not 9-3-12 but 9-3-16 | Andrew Higson (pNBR #8310) via pNBR |
| All: nominal, turning, frame id added; 1: wt added; | Andrew Higson via 00008310 | |
| 5: wt, canon info amended; frame info added | Andrew Higson via 00008310 |