"I'm sorry to disillusion you," the Master answered, "but my explosive produces an entirely different type of concussion. What we have just heard is the blowing-in of the treasure-crypt door. There's no time to lose, now. Who jumps, first?"

"Wait a minute!" cried "Captain Alden." Her eyes were gleaming through the mask, with keen excitement. "Why neglect any chance of possibly surviving?"

"What do you mean?" the Master demanded.

"Those wine-sacks!"

"Well?"

"Emptied, inflated, and tied up again, they'll float us! It's the oldest kind of device used in the Orient!"

"By Allah, inspiration! Quick, men, the wine-skins!"

Himself, he set the example. Knife in hand, while Emilio held the lamp for him, he crumbled the seals on one of the goat-skins, then cut the leather thong that secured the neck, and quickly unwound it. He dragged the sack to the black pit and tipped it up.

With a gulp and a gurgle, the precious old wine, clear ruby under the dim light, gushed away down the steaming shaft that plunged to the River of Night.

"Oh, faith now, but that's a damned shame, sir!" Bohannan protested, rubbing an ugly welt on his brow. His voice was thick, dull, unnatural. Madness glimmered in his blinking eyes. "With the blessed tongue of me parched to a cinder! And wine like that! Here, sir—take a handful of diamonds, or whatever, and give me just one little drink!"