All changes to tower
| Date | Change | Source |
|---|---|---|
| 23 May 2022 | 1-8: nominal added | Recordings taken 20/5/2022 via Bill Hibbert |
| 23 May 2021 | 1-8: turning added | Rosemary Lilley Tower Correspondent via James Hedgcock |
| 4 Aug 2016 | 1-8: frameid added; frame info added | David Sloman via e-mail |
| 25 May 2010 | URL modified | Carolina Goodship via e-mail |
| 4 Feb 2007 | URL added | Richard Wallis via e-mail |
| 25 Aug 2006 | PN start time added | 2005 Assn Report via JCB |