# Wallis, E.W. and M.H., A Guide to Mediumship and Psychic Unfoldment. Originally published 1901. Reprint edition by Health Research 1996, p. 162-3, 193. | # Wallis, E.W. and M.H., A Guide to Mediumship and Psychic Unfoldment. Originally published 1901. Reprint edition by Health Research 1996, p. 162-3, 193. |