whether it had consisted of only one very important contact. Thus, for instance, the belief in a magic bond which links the fate of a wound with the weapon which caused it can be followed unchanged through thousands of years. If a Melanesian gets possession of the bow by which he was wounded he will carefully keep it in a cool place in order thus to keep down the inflammation of the wound. But if the bow has remained in the possession of the enemy it will certainly be kept in close proximity to a fire in order that the wound may burn and become thoroughly inflamed. Pliny, in his Natural History XXVIII, advises spitting on the hand which has caused the injury if one regrets having injured some one; the pain of the injured person will then immediately be eased. Francis Bacon, in his Natural History, mentions the generally accredited belief that putting a salve on the weapon which has made a wound will cause this wound to heal of itself. It is said that even today English peasants follow this prescription, and that if they have cut themselves with a scythe they will from that moment on carefully keep the instrument clean in order that the wound may not fester. In June, 1902, a local English weekly reported that a woman called Matilde Henry of Norwich accidentally ran an iron nail into the sole of her foot. Without having the