Proceedings of the Society for Psychical Research

Vol. 29, London 1916.

Journal of the Society for Psychical Research

Vol. 18, London 1917.

Stuart Cumberland

That other world: personal experiences of mystics and their mysticism

Grant Richards, London 1918.

Proceedings of the Society for Psychical Research

Vol. 30, 1918.

Journal of the Society for Psychical Research

Vol. 19, London 1919.

Proceedings of the Society for Psychical Research

Vol. 31, London 1920.