All changes to tower
| Date | Change | Source |
|---|---|---|
| 20 Jul 2010 | 2-6: turning info added | John Baldwin via database |
| 1-6: frame id added; frame info added | James Clarke via e-mail | |
| 13 Oct 2004 | Slight dedication change to match Crockford | Graham Nabb check via e-mail |
| Date | Change | Source |
|---|---|---|
| 20 Jul 2010 | 2-6: turning info added | John Baldwin via database |
| 1-6: frame id added; frame info added | James Clarke via e-mail | |
| 13 Oct 2004 | Slight dedication change to match Crockford | Graham Nabb check via e-mail |