From Kirkus Reviews In the author's The Skystone (1996), set in the last years of the Roman occupation of fifth-century Britain, the sword Excalibur was forged, presaging the reign of King Arthur years later. This time, the narrator, grand-nephew of the forger of the sword, is none other than that (traditionally) eerie being, Merlin the sorcerer--sanitized here to the most high-minded of soldie...