Henry Christmas

Essay on the origin and progress of Animal Magnetism

Edward Mammatt, The Analyst: A Quarterly Journal of Science, Literature, Natural History and the Fine Arts, Vol. X, Simpkin, Marshall & Co., London 1840, pp. 464-483.

Jacques Ozanam, Jean Etienne Montucla, Charles Hutton e Edward Riddle

Recreations in Science and Natural Philosophy

Thomas Tegg, London 1840.