The secrets of life unveiled. The thorough study of hypnotism has drawn attention to phenomena which seem, on the one hand, only to be the continuation of hypnotic phenomena, and, on the other, to be connected with faculties of the human mind previously unknown. Illustrated. Partial Contents: psychical phenomena in general; externalization of sensibility; multiple personality and abnormal consciousness; abnormal dreams; phenomena observed among the Orientals; poltergeist; telepathy; crystal gazing; clairaudience; typtology; automatic writing; lucidity; photographing the invisible; motrocity; levitation; materializations or phantoms; method of experimentation.