Journal of the Society for Psychical Research

Vol. 20, London 1921.

Proceedings of the Society for Psychical Research

Vol. 32, London 1921.

Flavio Filostrato

Iarchas' gift of prescience

Frederick Cornwallis Conybeare, The life of Apollonius of Tyana, William Heinemann, London 1921, Cap. III, §16.

Arthur Ivey

The Magical mail, a monthly house organ

Arthur Ivey & co., London 1921.

Harry Latour

Magical Suggestions

George Johnson, London 1921.

Elijah Farrington, Harry Price e Eric John Dingwall

Revelations of a spirit medium

Kegan Paul, Trench, Trubner, London 1922 (I ed. 1891).

Eliphas Levi e Arthur Edward Waite

The history of magic : including a clear and precise exposition of its procedure, its rites and its mysteries

Rider & Son, London 1922.

Journal of the Society for Psychical Research

Vol. 21, London 1923.

Proceedings of the Society for Psychical Research

Vol. 33, London 1923.