KYMOGRAPH
Coover's KYMOGRAPH, designed to test the independence of alleged psychic voices, speaking through a medium, from the medium's own voice
Picture No
10026049
Media ID
47205953
Size
4562px x 2855px
(1.8MB)
Credit
Mary Evans Picture Library
Source
Coover, Experiments in Psychical Research (1917)
Date
1914
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Alleged Devices Mediums Mediumship Psychic Voices
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