August Roterberg

New Era Card Tricks

Messrs W. & F. Hamley, London 1897.

Albert Allis Hopkins e Henry Ridgely Evans

Magic, Stage Illusions and Scientific Diversions including Trick Photography

Sampson Low, Marston & Co., London 1897.

Proceedings of the Society for Psychical Research

Vol. 13, London 1897.

Journal of the Society for Psychical Research

Vol. 8, London 1897.