rtiz pointed, smiling.

"A button, Senor, and a motor does the rest." He looked at his watch. "I had better see if my fellow subjects have come."

He vanished, smiling his same queer smile. Bell worked frantically. He saw Ortiz coming back, pausing to light a cigarette, and taking up a hatchet, with which he attacked a packing case.

"They are outside, Senor," he called. "They have found the signs of the car entering, and now are discussing."

He plucked something carefully from the packing box and went leisurely back toward the door. Bell began to load the food and stores into the cabin, with sweat streaming down his face.

There was the sound of a terrific explosion, and Bell jumped savagely to solid ground.

"Keep loading! I'll hold them back!" he snapped to Jamison.

But when he went pounding to the back of the warehouse he found Ortiz laughing.

"A hand grenade, Senor," he said in wholly unnatural levity. "Among the subjects of The Master. I believe that I am going mad, to take such pleasure in destruction. But since I am to die so shortly, why not go mad, if it gives me pleasure?"