All changes to tower
| Date | Change | Source |
|---|---|---|
| 12 Sep 2023 | 1-3: nominal added | Nigel Taylor's personal tuning records #005627 |
| 21 Mar 2022 | Fr1: layout added | |
| 23 Feb 2011 | 1-8: turning added; fr2: maker, date amended | Mark Walker via 00009162 |
| 22 Dec 2010 | 1-3: wt amended; 1,2: diam amended; 2,3: canon info added | Chris Pickford via 00009023 |
| 21 Dec 2010 | 1-8: frame id added; 4-8: canon info added; frame info added | Chris Pickford via 00009012 |
| 4: turning info added | Chris Pickford via e-mail |