The Silver Chair

"NARNIA... where owls speak, where evil weaves a spell... where sorcery enslaves the land. Narnia is in peril, and only Eustace and Jill can help. Along with Puddlegum, a gloomy but valiant Marsh-wiggle, they are sent by the mighty lion, Aslan, to find Prince Rilian, heir to the throne. Their quest leads them past hungry people-eating giants and deep into the dark underground. But the true test for this noble band of friends comes when they face an evil witch and her deadly enchantments"--Half-title page.