Diagram of Louis Daguerres diorama. One picture was painted on front of cloth and illuminated by window M); reflected from mirror E): shutter A) could be moved silently across to cut out light. Second picture was painted on the back of the cloth and when shutters N; N) were opened the second picture was illuminated. Louis Daguerre (1787-1851) a French artist and photographer. Dated 19th century 01/02/1887