on the head conducive to gracefulness of bearing. Dr. Thomas S. Ellis's monograph on the subject of the foot and walking. His idea of the dome-like character of the two feet constraining one to adopt the mode of walking with parallel feet. His idea of the best position of the great toe for the backward thrust from the ground in propelling the body. Test by the facts observable in the movements of profes- sional dancers. The military mode of marching.