"I didn't know I had this in my pocket," he said, startled.
"Hand me that key," said Mr. Baker, sternly.
Mark handed it to him mechanically.
Mr. Baker went behind the counter, and fitted the key in the lock. It proved to open the drawer with ease.
"Where did you get this key?" he said.
"I didn't know I had it, sir," said Mark, earnestly. "I hope you will believe me."
"I don't understand how you can hope anything of the kind. It seems very clear that you have been at my drawer, and taken the missing money. When did you take it?"
"I have never opened the drawer, nor taken your money," said Mark, in a firm voice, though his cheek was pale, and his look was troubled.
"I am sorry to say that I do not believe you," said Mr. Baker, coldly. "Once more, when did you take the five dollars?"