All changes to tower
| Date | Change | Source |
|---|---|---|
| 25 Jul 2021 | PN amended | Neal Dodge |
| 6 Feb 2017 | fr1: material,layout amended,truss added; | Philip Denton via e-mail |
| fr2: truss added,layout amended | Philip Denton via e-mail | |
| 20 Apr 2011 | 1-3: turning added; 4-6: turning amended; 6: diam added | Philip Denton via 00009239 |
| 17 Apr 2011 | 4-6: turning added; fr2 added | John Baldwin via database |
| 13 Apr 2011 | 1-5: diam added; 4-6: canons added; 1-6: frame id added; | Philip Denton via 00009217 |
| Dis: wt, nominal, canons added; diam amended; frame info added | Philip Denton via e-mail | |
| 28 Mar 2011 | Dis: added | Philip Denton via e-mail |