"One person—perhaps. And we are not sure of that even."

"Who is this person?"

"A girl."

Tommy held his breath.

"A girl?" The Russian's voice rose contemptuously. "And you have not made her speak? In Russia we have ways of making a girl talk."

"This case is different," said the German sullenly.

"How—different?" He paused a moment, then went on: "Where is the girl now?"

"The girl?"

"Yes."

"She is——"

But Tommy heard no more. A crashing blow descended on his head, and all was darkness.