Mark Pressling's model on short finals after another mentored flight.JPG in awe as Al Williams demostrates the Clubman ScheduleThumbnailsBusy bustling pits at the HemelHempstead Shenley sitein awe as Al Williams demostrates the Clubman ScheduleThumbnailsBusy bustling pits at the HemelHempstead Shenley sitein awe as Al Williams demostrates the Clubman ScheduleThumbnailsBusy bustling pits at the HemelHempstead Shenley sitein awe as Al Williams demostrates the Clubman ScheduleThumbnailsBusy bustling pits at the HemelHempstead Shenley sitein awe as Al Williams demostrates the Clubman ScheduleThumbnailsBusy bustling pits at the HemelHempstead Shenley sitein awe as Al Williams demostrates the Clubman ScheduleThumbnailsBusy bustling pits at the HemelHempstead Shenley sitein awe as Al Williams demostrates the Clubman ScheduleThumbnailsBusy bustling pits at the HemelHempstead Shenley site