All changes to tower
| Date | Change | Source |
|---|---|---|
| 6 Jan 2011 | 1-6: nominal added; 1: canons, turning added | Andrew Higson via 00009046 |
| 11 Oct 2004 | Slight dedication change to match Crockford | Graham Nabb check via e-mail |
| 15 Oct 2003 | Exact weight provided (rather than 9.25cwt) | Nick Bowden #32 via e-mail |