This grandfather of mine is a great prince, thought Coningsby, as musing he stood before a portrait in which he recognised the features of the being from whom he had so recently and so strangely parted. There he stood, Philip Augustus, Marquess of Monmouth, in his robes of estate, with his new coronet on a table near him, a despatch lying at hand that indicated the special mission of high ceremony of which he had been the illustrious envoy, and the garter beneath his knee.