Incomprehensible experiment

The Morning Post, 14 giugno 1802, p. 1.

William Nicholson

Narrative and Explanation of the Appearance of Phantoms and other Figures in the Exhibition of the Phantasmagoria. With Remarks on the Philosophical Use of common Occurrences

Journal of Natural Philosophy, Chemistry, and the Arts, Vol. 1, W. Stratford, London febbraio 1802, pp. 147-151.

William Nicholson

Experiment of the Invisible Girl

Journal of Natural Philosophy, Chemistry, and the Arts, Vol. 3, W. Stratford, London settembre 1802, pp. 56-57.

Paul de Philipsthal

M. Paul de Philipsthal's Patent for the Invention of phantasmagoria

Cobbett's Political Register, Vol. 2, Cox and Baylis, London 1802, p. 1053.