Carl Du Prel

The philosophy of mysticism

George Redway, London 1889.

250 parlor tricks, or, Magic made easy: tricks with cards, coins, hendkerchiefs, eggs, etc. simplified

1889.

Joseph Jastrow

The psychology of spiritualism

The Popular Science Monthly, N. 46, Vol. XXXIV, London aprile 1889, pp. 721-732.

Proceedings of the Society for Psychical Research

Vol. 6, London 1889.

Proceedings of the Society for Psychical Research

Vol. 6, London 1889.

Journal of the Society for Psychical Research

Vol. 4, London 1889.

Angelo Lewis Professor Hoffmann

More Magic

George Routledge and sons, London 1890.

Harry Kellar

A magician's tour, up and down and round about the earth

Donohue Henneberry, Chicago 1890.

John Henry Pepper

The true history of the ghost and all about metempsychosis

Cassel and company, ltd., London 1890.

Gaston Tissandier e Henry Frith

Half Hours of Scientific Amusement; or practical physics and chemistry without apparatus

Ward, Lock and Co., New York 1890.