I could not understand it. I was morally certain that Mr. Norton was on the train. Had he in any way disguised himself?
Suddenly I thought of the man who had impressed me so strangely. I jumped to my feet.
“I think I know where he is!” I exclaimed. “Please come with me.”
“What do you mean?”
“I think he is in disguise.”
“Oh, I see,” returned the conductor of the train.
I led the way to the second car. The man with the heavy beard sat looking out of the window. I tapped him on the shoulder.