All changes to tower
| Date | Change | Source |
|---|---|---|
| 18 Aug 2009 | 1-8: turning, frame id added; 1-7 nom'l added; 3,5: diam amended; | Andrew Higson via 00008057 |
| Frame info added | Andrew Higson via 00008057 | |
| 17 Dec 2007 | Note added about limited ringing | Info from Ray Daw (after Nabbers' list posting 14/12) via Verbal |
| 12 Feb 2005 | PN added from Assn webpage | Roger Bailey's webpages via www |