All changes to tower
| Date | Change | Source |
|---|---|---|
| 12 Apr 2020 | PN info added; toilet info added; simulator info added S | TimJ(#274) via e-mail |
| 1-8: frameid,turning added; frame fr1 added | Tim Jackson via e-mail | |
| 23 Apr 2007 | Tenor nominal added (G+0c) | Andrew Higson via pNBR |
| 23 Sep 2004 | Slight change to dedication to match Crockford entry | Graham Nabb check via e-mail |