The Sympsychograph David Starr Jordan, president of Stanford University, published an article in
Popular Science Monthly announcing the discovery of a new form of photography, "Sympsychography," that allowed mental images to be made visible on a photographic plate. This photo, he said, was an example. It was a psychic projection of "a cat in its real essence." He intended his article as a joke, but was surprised when many took it seriously.
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