for that purpose I carelessly walked toward the window and past the screen. There was nobody whatever behind or near it. I walked back, said nothing, but resumed the seat I had formerly occupied. “Are you sure of what you tell us; that you are wide awake, and not dreaming?” said the Commissary. “As certain as I am that he is not now in this room.” “Which shows how easily people may be deceived,” said a voice from behind the screen, and instantly thereafter Dhoula Bel himself walked out into the middle of the floor—stone floor it was—and after pointing his finger scornfully at the sergeant and his men, he deliberately walked back behind the screen again. My hair stood up with fright and horror; not so the seven brave Frenchmen; for with one accord they rushed toward the screen, exclaiming: “But we have you now, man or devil!” dashed it away with a single blow, and— There was no one whatever behind it. The sergeant fell as if he had been shot. Determined to preserve myself from surprise, I steadily kept my seat and watched the Stranger and his companion. The latter rose from his chair, advanced toward Hokeis and his daughter,