All changes to tower
| Date | Change | Source |
|---|---|---|
| 20 Apr 2017 | Tenor not 9-1-7 but 8-3-21 | Philip Denton(info: N Taylor) via pNBR |
| 1-5: nominal,diam,turning,frameid added; 1-4: wt added; | Philip Denton via 00012087 | |
| 5: wt amended; fr1: info added; Sct: added | Philip Denton via 00012087 | |
| 2-5: canon info added | Philip Denton via 00012087 | |
| 20 Dec 2015 | PN info added | Jonathan Smith (via W&P webmaster) via e-mail |
| 9 Mar 2013 | OS version (no apostrophe) of placename used (vs Crockford) | TimJ; OS map via e-mail |
| 15 Jul 2012 | (W+P) URL added | Rosemary Oakeshott via e-mail |