Note {66} — Chapter III
Reading edition
Readers curious in crystal-gazing will find an interesting sketch of the history of the practice, with many modern instances, in Proceedings, S.P.R., vol. v., p. 486, by “Miss X.”. There are also experiments by Lord Stanhope and Dr. Gregory in Gregory’s Letters on Animal Magnetism, p. 370 (1851). It is said that, as sights may be seen in a glass ball, so articulate voices, by a similar illusion, can be heard in a sea shell, when