prussic acid followed by cyanide of potassium ; it soon became quiet, and the viscera Were removed, but the heart, laid on a table, continued to beat for over an hour. One and a half hour after all the viscera had been removed, the head, however, remaining on, the body was placed on the floor and walked with a feeble but regular gait for several feet. Dr. Amory said that the cyanides poison by paralyzing the involuntary movements, and heneo the respiration, but that the heart beats for a long

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... me. Dr. Wadsworth had seen a turtle with tho head off walk across a room. Dr. Dwight said that such a fact was an