Experiments in psychical science : levitation, contact, and the direct voice (1919)
Crawford, W. J. (William Jackson), 1880-1920, Crawford, W. J. (William Jackson), 1880-1920. Reality of psychic phenomena, Harry Houdini Collection (Library of Congress) DLC · New York : E.P. Dutton & Co. · leaf 182
Fig. 27 … Fig. 28 CONTACT PHENOMENA 163 The weight of the table with apparatus was13% lb., as indicated by the spring balance. The electrical apparatus was so adjusted thatit was impossible for any one of the 4 hingedwooden leaves to be pressed downwards with agreater pressure than y2 lb. without causing…
Parapsychology · Spiritualism
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