Tantalizer 110: Clairvoyance

From New Scientist #660, 31st July 1969 [link] Barbara Bocardo, the well-known lady logician, has developed a weakness for the occult. The other day she dropped in on a clairvoyance experiment run by Dr Divine at the Parapsychology Lab. He had a table on which five cards, numbered one to five, were lying face down. [ ]