Publisher's Synopsis
The four sat absolutely motionless; the caller, looking very closely, could hardly make out the rising and falling of their chests as they breathed. Also, he saw that they were all connected, the one with the other by means of insulated wires which ran to brass bracelets around their wrists. At one point in this curious circuit, a wire ran to a small group of electrical appliances placed on a pedestal at the doctor's side; while the caller was still further puzzled to note that each of the sleepers was resting his or her feet on a stool, the legs of which, like the legs of each chair, were tipped with glass.
