Summary:

Chapters include: Science's Attitude towards the "Supernatural"; The Hypnotic State; Phantasms of the Living; Dreams; Hallucinations; Phantasms of the Dead; On "Hauntings" and Kindred Phenomena; The Dowsing or Divining Rod; Mediumistic Phenomena; More Physical Phenomena; The Materialisation of "Ghosts"; Spirit-Photography; Clairvoyance; and, Mrs Piper's Trance Utterances.