
Such elements as required fasting, fatigue (late shows), and drugs have been mentioned as methods of making sure spectators would be more convinced of what they saw. Some shows added a variety of sensory stimulation, including smells and electric shocks. In many shows, the use of spooky decoration, total darkness, (auto-)suggestive verbal presentation, and sound effects were also key elements. Mobile or portable projectors were used, allowing the projected image to move and change size on the screen, and multiple projecting devices allowed for quick switching of different images. info)), alternatively fantasmagorie and/or fantasmagoria was a form of horror theatre that (among other techniques) used one or more magic lanterns to project frightening images, such as skeletons, demons, and ghosts, onto walls, smoke, or semi-transparent screens, typically using rear projection to keep the lantern out of sight.Phantasmagoria ( American pronunciation ( help

Interpretation of Robertson's Fantasmagorie from F.
