Members of the Merseyside based ‘North West Air News’ (nwan) forum have been out and using ‘Scouse’s’ clues have got a better look (and clear photos) of the Wessex – with photo confirmation that is indeed XS885/512:DD.
http://derbosoft.proboards.com/thread/24360/wessex-sighted-industrial-premises-liverpool
NB. The ‘smiley’ being a ‘Dee Dee’ code when initially typed.