FOOTNOTES.
[1] Travel and Art-Study in Italy, by C.E. NORTON.
[2] December, 1874, art. "Physical Effects of Emotion on the Heart."
[3] I have several times performed this experiment, and by a method, the explanation of which would require a separate article, have proved that the vaso-motor centre, as well as the respiratory centre, is situated in the medulla oblongata, and that paralysis of neither respiration nor of the vaso-motor nerves follows the operation.