All changes to tower
| Date | Change | Source |
|---|---|---|
| 5 Dec 2017 | 1-8: nominal,diam amended; all: turning added | Nigel Taylor via 00012626 |
| 16 Mar 2017 | Dedication (was Decollation of ..) -> Crockford version | John Baldwin via e-mail |
| 27 Sep 2009 | 1-8: frame id added; frame info added | Simon Ridley via e-mail |