Cornwall - The evidence of John Wilmet and his wife
Type of Spiritual Experience
A description of the experience
The Fairy-Faith in Celtic Countries, by W.Y. Evans-Wentz, 
EVIDENCE FROM CONSTANTINE
Our witnesses from the ancient and picturesque village of Constantine are John Wilmet, seventy-eight years old, and his good wife, two most excellent and well-preserved types of the passing generation of true Cornish stock. John began by telling me the following tale about an allée couverte--a tale which in one version or another is apt to be told of most Cornish megaliths:--
A Pisky-House.--'William Murphy, who married my sister, once went to the pisky-house at Bosahan with a surveyor, and the two of them heard such unearthly noises in it that they came running home in great excitement, saying they had heard the piskies.'