Journal of the Society for Psychical Research

Vol. 15, London 1911.

Proceedings of the Society for Psychical Research

Vol. 25, London 1911.

Proceedings of the American Society for Psychical Research

Vol. 5, 1911.

[I prodigi del rabbino Hersch Danemark]

La Stampa, Torino 30 settembre 1911.

Les Petits secrets du magnétisme et de l'hypnotisme dévoilés

Garnier frères, Paris 1912.

Proceedings of the Society for Psychical Research

Vol. 26, London 1912.

Proceedings of the American Society for Psychical Research

Vol. 6, 1912.

Journal of the Society for Psychical Research

Vol. 16, London 1913.

Journal of the American Society for Psychical Research

Vol. 7, 1913.

Proceedings of the American Society for Psychical Research

Vol. 7, 1913.