All changes to tower
| Date | Change | Source |
|---|---|---|
| 19 Feb 2018 | Flag added to indicate tower is octagonal | JCB via e-mail |
| 10 Sep 2016 | Indication of toilet facility added | John Allen via e-mail |
| 19 Nov 2015 | Wed PN is irregular: prior checking advised | Mike Chester via e-mail |
| 25 Apr 2009 | Dis: historically important | John Baldwin via database |
| 17 Jan 2008 | URL amended | Mike Chester email via e-mail |
| 29 Mar 2003 | URL modified (again) | Mike Chester via e-mail |