elastic gum obtained from the milky juice of plants; the yotl-bells of the Aztecs, that are hung in clusters like grapes; and a huge cylindrical drum, covered with the skins of great serpents, like the one that Bernal Diaz saw when he went with Cortes into the Mexican temple, and of whose doleful sound he has left us so vivid a description. The fantastic character of these instruments fascinated him, and he felt a curious delight in the thought that art, like Nature, has her monsters, things of bestial shape and with hideous voices. Yet, after some time, he wearied of them, and would sit in his box at the opera, either alone or with Lord Henry, listening in rapt pleasure to "Tannhauser" and seeing in the prelude to that great work of art a presentation of the tragedy of his own soul.

On one occasion he took up the study of