Journal of the Society for Psychical Research

Vol. 25-26, London 1929.

Gwendolyn Kelley Hack

Modern Psychic Mysteries at Millesimo Castle

Rider, London 1929.

Proceedings of the Society for Psychical Research

Vol. 39, London 1930.

Journal of the Society for Psychical Research

Vol. 27, London 1931.

Proceedings of the Society for Psychical Research

Vol. 40, London 1931.