The reality of psychic phenomena : raps, levitations, etc. (1916)
Crawford, W. J. (William Jackson), 1880-1920, Harry Houdini Collection (Library of Congress) DLC · London : John M. Watkins · leaf 50
smallest movement ofthe rider is equivalent to exactly 2 oz. Themachine was quite new, and was, of course,tested by the makers for accuracy before beingsent to me. The dimensions of its platformwere 22 in. by 17 in. The drawing-board was an ordinary woodenone of half-imperial size, viz. 24 in. by… … Fig. 2. The string was used to^fix loosely the drawing-board to the back-rail of the machine to preventit falling if I required to move the machineabout the room. The vertical distance from ^J 38 REALITY OF PSYCHIC PHENOMENA the floor to the top surface of the drawing-board was approximately 7 in.…
Parapsychology · Spiritualism
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