Persifor Frazer

Mind Reading

Social Science Association, Philadelphia, 12 maggio 1875.

Niceforo Filatete e Vincenzo Scarpa

Annali dello spiritismo in Italia

Vol. 13-14, Tipografia A. Baglione, Torino 1876.

Henry T. Williams

The secret book of the black arts : containing all that is known upon the occult sciences

Hurst & Co., New York 1878.

Louis Figuier

Les mystères de la science. Autrefois

Vol. 1, A la librairie illustrée, Paris 1880.

Louis Figuier

Les mystères de la science. Aujourd'hui

Vol. 2, A la librairie illustrée, Paris 1880.

Niceforo Filatete e Vincenzo Scarpa

Annali dello spiritismo in Italia

Vol. 17-18, Tipografia A. Baglione, Torino 1880.

Georgiana Houghton

Evenings at home in spiritual séance

Trübner & Co., Ludgate Hill, London 1881.

Georgiana Houghton

Chronicles Of The Photographs Of Spiritual Beings

E. W. Allen, London 1882.

Proceedings of the Society for Psychical Research

Vol. 1, London 1882.