Devil in the detail: 100 years on, FW Murnau’s Faust scrapbook reveals the secrets of his silent masterpiece

<p>A rediscovered collection of drawings and on-set photos finally reveals the intricate on-set mysteries of one of early cinema’s most gifted and secretive pioneers </p><p>FW Murnau was one of the greatest of all silent film-makers, with a rare genius for making beautiful images o