All changes to tower
| Date | Change | Source |
|---|---|---|
| 25 Mar 2020 | 1-5: turning added; fr1,fr2: truss added; fr1: layout added | Matthew Higby via 00013669 |
| 15 Oct 2015 | Flag added: pNBR wt of 1,3 do not match GWM CB Som | Philip Denton via e-mail |
| 14 Dec 2012 | PN info amended (no predictable rotation: CHECK first) | David Floyd via e-mail |
| 29 Dec 2011 | 1-5: frameid added; frame info added | John Baldwin via database |
| 29 Mar 2008 | Occasional Mon PN info added: CHECK first | David Floyd (Assn webmaster) via e-mail |