Clockwork or All Wound UpBy: Philip Pullman Illustrator: Peter Bailey Tick, tick, tick, tock. Once you've wound some things up nothing can stop them . . . It is a cold winter's night when Karl enters the White Horse Tavern looking like he's swallowed a thundercloud. His final task as a clockmaker apprentice is to make a new figure for the great clock of Glockenheim. He has not made the figure or got any idea of what it could be, and the unveiling is tomorrow. Fritz is also in