Experiences of a lifetime of psychical research. A variety of essays on occult science and psychic phenomena. Contents: New spiritual awakening; Haunted Houses; Eusapia Palladino; Greatest mental medium of all time - Mrs. Piper; Laboratory investigations in psychic phenomena; Trumpet mediums; Intra-atomic quantity; Experiments I should like tried at my own death; Poltergeist phenomena; How spirit pictures are faked; Psychic photographs; Visions and voices of Jeanne D'Arc; Problem of the mind-body relation; Free will and determinism in the light of psychic phenomena; Yoga and magic; Psychic science and survival.