in relief for what he found there—the end of a knotted

"Then Nur-el-Din shall tell us," he answered sternly.

"They've arrested her?" asked Desmond with a sudden pang.

"Yes," said Francis curtly. But too late to prevent a crime being committed. When Matthews and his party arrived. they found Nur-el-Din in the very act of leaving the inn. The landlord, Rass, was lying dead on the floor of the tap-room with a bullet through the temple. That looks to me, Des, as though Nur-el-Din had recovered the jewel!"

"But Rass is a compatriot of hers," Desmond objected.

"But he was also an inconvenient witness of her dealings with Strangwise," retorted Francis. "If either Nur-el-Din or Strangwise have regained possession of the Star of Poland, Des, I fear the worst for Barbara Mackwayte. Come in!"

The corporal stood, saluting, at the door.

"Mr. Matthews on the telephone, sir!"

Francis hurried away, leaving Desmond to his thoughts, which were not of the most agreeable. Had he been wrong in thinking Nur-el-Din a victim? Was he, after all, nothing but a credulous fool who had been hoodwinked by a pretty woman's play-acting? And had he sacrificed Barbara Mackwayte to his obstinacy and his credulousness?