All changes to tower
| Date | Change | Source |
|---|---|---|
| 13 Sep 2021 | Ellacombe added | Phil Gorman |
| 19 May 2020 | 1-5: frameid added; fr1: details added | Tim Jackson via e-mail |
| 6 Aug 2018 | 1: (app)wt added | Jason Burnet via 00013013 |
| 25 Sep 2004 | Slight change to dedication to match Crockford entry | Graham Nabb check via e-mail |