There’s a nice photograph of WK124 at the 1985 Prestwick Airshow on the Scran website –

http://www.scran.ac.uk/database/record.php?usi=000-000-129-256-C&scache=4sh8jyevlv&searchdb=scran

Edit: Images on Scran are copyrighted so can’t post on the forum and a login is needed to view full-size otherwise only viewable as a thumbnail.