London: Duckworth and Co., 1905. — xxiv, 448 p.
Introduction by Sir Oliver Lodge.
Preface by Professor Charles Richet.
Method.
Raps.
Parakinesis and Telekinesis.
Luminous Phenomena.
Psycho-sensory and Intellectual Phenovena.
Some Recently Observed Psychical Phenomena.
Fraud and Error.
Appendices.