Keywords: Duchenne-FacialExpressions.jpg Facial expressions triggered by electric stimulation Fig 4 p 277 from Mécanisme de la Physionomie Humaine by Guillaume Duchenne 1862 Crop from http //194 254 96 21/livanc/ cote 43170 p 277 do page PD-old Neurology Experiments in physiology Facial expressions Facial expression mosaics 4x4 arrays Adrien Tournachon |