All changes to tower
| Date | Change | Source |
|---|---|---|
| 1 Sep 2018 | 1-8: nominal added | Bill Hibbert via 00013066 |
| 20 Oct 2017 | Indication of toilet facility added | TimJ #226 (info: L Lazzerini) via e-mail |
| 6 Aug 2015 | 1-8: frame id added; frame info added | John Baldwin via database |