James Joyce's Ulysses, once regarded as obscure and obscene, is now viewed as a masterpiece of world literature. Yet Joyce's final novel, Finnegans Wake, to which he devoted seventeen years, remains virtually unread. Its linguistic novelties, layered allusions, and experimental form can make it seem impenetrable. Joyce's Kaleidoscope attempts to dissolve the darkness that surrounds the Wake and to display instead its mesmerizing play of light...