A theory of the physical action of ectoplasm during the phenomenon
of telekinesis, or the movement of objects without
contact or other physical means. The theory was developed by
the psychical investigator Dr. W. J. Crawford, who attempted
to measure the movement of ectoplasm during his investigaEncyclopedia
of Occultism & Parapsychology • 5th Ed. Cantilever
tions of the Goligher Circle in Belfast, Ireland, between 1917
and 1920.

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