After all, who had seen him? You meet so many men in dress-clothes at the Opera who are not ghosts. But this dress-suit had a peculiarity of its own. It covered a skeleton. At least, so the ballet-girls said. And, of course, it had a death’s head.

Was all this serious? The truth is that the idea of the skeleton came from the description of the ghost given by Joseph Buquet, the chief scene-shifter, who had really seen the ghost. He had run up against the ghost on the little staircase, by the footlights, which leads to “the cellars.” He had seen him for a second⁠—for the ghost had fled⁠—and to anyone who cared to listen to him he said: