Hours with the Ghosts or, Nineteenth Century Witchcraft

ic investigators generally. Dr. Baraduc claimed to have gotten photographic impressions of his thoughts, "made without sunlight or electricity or contact of any material kind.

uary 3, 1897, he writes: "I have discovered a human, invisible light, differing altogether from the cathode rays discovered by Prof. Roentgen." Dr. Baraduc advanced the theory that our so

silent on the subject, as it seemed to be on the borderland between science and charlatanry. On January 11, 1897, the American newspapers contained an item to the effect that Drs. S. Millington Miller and Carleton Simon, of New York City, the forme

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made for it than that which has been adduced by the French and American investigators. "Thought Photography" once est