It was guaranteed: string masterpieces by Vaughan Williams, Britten and Elgar would be played and conducted at the very highest level by John Wilson and his Sinfonia of London.
Would a rarity by Arthur Bliss and a slow movement from a Delius string quartet arranged by Eric Fenby match them? The otherworldly Delius did; the muscular Bliss, despite special pleading by John Wilson in an affable spoken introduction, sounded magnificent and was worth hearing, but not quite on the genius level.