by Paul Curzon, Queen Mary University of London (first published in 2007) When Pepper’s Ghost first appeared on the stage as part of one of Professor Pepper’s shows on Christmas Eve, 1862 it stunned the audiences. This was more than just magic: it was miraculous. It was so amazing that some spiritualists were convinced Pepper … Continue reading Pepper’s Ghost: an 1860s illusion used in ‘head-up displays’