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The third in a series of books about Kit Stixby and his friend, Prince Henry, which began with A Handful of Magic and continued with A Land Without Magic.The kidnapping of the visiting American president plunges Kit and Henry into another wild adventure. They have a race against time to rescue the president, and as if that weren't enough, there's a killer on the loose in London, vampires prowling everywhere, and a mysterious plant is coming to life. . .