Dennis Knuckleyard is a hapless eighteen-year-old who works and lives in a second-hand bookstore. One day, his boss and landlady, Coffin Ada, sends him to retrieve some rare books, one of which, Dennis discovers, should not exist. A London Walk by Rev. Thomas Hampole is a fictitious book that appears in a real novel by another author. Yet A London Walk is physically there in his hands, nonetheless. Coffin Ada tells Dennis the book comes from the other London, the Great When, a version of the ci…Show more