Proceedings of the Society for Psychical Research

Vol. 27, London 1914.

Proceedings of the American Society for Psychical Research

Vol. 8, 1914.

Journal of the Society for Psychical Research

Vol. 17, London 1915.

Proceedings of the Society for Psychical Research

Vol. 28, 1915.

Proceedings of the Society for Psychical Research

Vol. 28, 1915.

Proceedings of the Society for Psychical Research

Vol. 29, London 1916.