"Ha! What did you see?"

"I may as well own up," thought Jack. "Through a crack I saw some men at work in a basement room," he replied.

"Do you know what they were doing?"

"Counterfeiting, I should think."

"Well, is there anything wrong in that?"

"I suppose you wouldn't want to be found out," he answered.

"I didn't mean to have you make this discovery. Now there's only one thing to be done."

"What's that?"

"You have become possessed of an important—I may say, a dangerous secret. You have us in your power."

"I suppose," said Jack, "you are afraid I will denounce you to the police?"