All changes to tower
| Date | Change | Source |
|---|---|---|
| 13 Mar 2026 | Fr: date added; Rehang noted | Lincs B&B, Ketteringham |
| 25 Jul 2017 | frame layout added | John Greenhough via e-mail |
| 23 Jun 2017 | 1-3: frameid added; frame info added | David Sloman via e-mail |
| 16 Dec 2010 | 1-3: nominal added | Nick Bowden via 00009000 |
| 29 Oct 2007 | u/r added: wheels, h'stocks, flooring, etc, all VERY poor | Paul Meyer via e-mail |
| 12 Dec 2003 | Slight GR correction (from ...667) | OS map via e-mail |