On the contrary, his contention is that of Fechner - that all knowable things are inner psychical realities beneath outer physical appearances - the invisible symbolized by the visible.
Sensory Automatism is the term given by students of psychical research to a centrally initiated hallucination.
Phenomena of this kind play a large part in primitive ceremonies of divination and in our own day furnish much of the material of Psychical Research.
Solovyov's Modern Priestess of Isis, translated by Walter Leaf (1895), in Arthur Lillie's Madame Blavatsk y and Her Theosophy (1895), and in the report made to the Society for Psychical Research by the Cambridge graduate despatched to investigate her doings in India.
During an attack of fever he made observations on himself with reference to the action of quickened circulation upon thought, which led him to the conclusion that psychical phenomena were to be accounted for as the effects of organic changes in the brain and nervous system.