The official folded the Pass and shook his head.

"Wrong," he said shortly.

As I stared at him, frowning—

"Yes, sonny," said the jeering voice. "An' don't go putting it up that you're J. Mansel, 'cause the picture's against you."

With the words the truth came to me.

It was Ping—Jonah's car—that was standing without in the street. And I had given Pong's numbers….

With a grin of triumph the impostor rose to his feet.

"So that's that," he drawled. "Well, I guess I'll be moving. As for these climbers——"

"Pardon me, sir," said Berry, in pretty fair French, "but you will do nothing of the sort." He turned to the chief of the police and inclined his head. "I am a nobleman, and—I should like a chair."

For a moment the other stared at him; then he sent for a seat. Had I stood in his shoes, I should have done the same. My brother-in-law's air was irresistible.