All changes to tower
| Date | Change | Source |
|---|---|---|
| 1 Dec 2023 | Project completed | David Potter |
| 11 Sep 2023 | New project added | David Potter #005614 |
| 23 Jul 2010 | 1-6: turning added | John Baldwin via database |
| 1-6: frame id added; frame info added | James Clarke via e-mail |