Julia E. Garrett

Mediums Unmasked: an Exposé of Modern Spiritualism

H.M. Lee and Bro. Publishers, Los Angeles 1892.

Arthur Good e Tom Tit

Magical experiments or science in play

Worthington co., New York 1892.

Proceedings of the Society for Psychical Research

Vol. 8, London 1892.

Walter William Rouse Ball

Mathematical recreations and essays

MacMillan & Co., London 1914 (I ed. 1892).