"Come away from the window, Jervis! Have you forgotten that Mrs. Schallibaum may be in the neighborhood at this moment?"
As a matter of fact I had entirely forgotten the matter, nor did it now strike me as anything but the remotest of possibilities. I replied to that effect.
"I don't agree with you," Thorndyke rejoined. "We have heard that she comes here to look for letters. Probably she comes every day, or even oftener. There is a good deal at stake, remember, and they cannot feel quite as secure as they would wish. Weiss must have seen what view you took of the case and must have had some uneasy moments thinking of what you might do. In fact, we may take it that the fear of you drove them out of the neighborhood, and that they are mighty anxious to get that letter and cut the last link that binds them to this house."
"I suppose that is so," I agreed; "and if the lady should happen to pass this way and should see me at the window and recognize me, she would certainly smell a rat."
"A rat!" exclaimed Thorndyke. "She would smell a whole pack of foxes, and Mr. H. Weiss would be more on his guard than ever. Let us have a look at the other rooms; there is nothing here."
We went up to the next floor and found traces of recent occupation in one room only. The garrets had evidently been unused, and the kitchen and ground-floor rooms offered nothing that
