Science Art: Fig. 3, The Pocket Cephalometer, or Compass of Coordinates, by Dr. Gustave Le Bon, c.1878.
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This is a demonstration of an instrument used to measure “cephalic index,” or how big a person’s head was. This was, at this point in the 1800s, deemed important so that… Read the rest “Science Art: Fig. 3, The Pocket Cephalometer, or Compass of Coordinates, by Dr. Gustave Le Bon, c.1878.”