All changes to tower
| Date | Change | Source |
|---|---|---|
| 24 Oct 2017 | frame: material,truss,layout added | Mike Chester via e-mail |
| 7 Jun 2015 | 1-5: nominal added | Nick Bowden via 00011210 |
| 6 Jul 2009 | C17th frame is historically important | John Baldwin via database |
| Date | Change | Source |
|---|---|---|
| 24 Oct 2017 | frame: material,truss,layout added | Mike Chester via e-mail |
| 7 Jun 2015 | 1-5: nominal added | Nick Bowden via 00011210 |
| 6 Jul 2009 | C17th frame is historically important | John Baldwin via database |