All changes to tower
| Date | Change | Source |
|---|---|---|
| 27 Jun 2018 | frame: layout added | Tim Jackson via e-mail |
| 27 Mar 2016 | frame: truss inadvertently entered as layout | Tim Jackson via e-mail |
| 5 Sep 2009 | 1-6: nominal,canons,turning,frameid added; Dis: added | Roy Williams via 00008080 |
| Frame info added | Roy Williams via 00008080 | |
| 7 Sep 2008 | u/r added | Tim Jackson#140 (info: Chris Kippin) via e-mail |