“The moment I looked at my table, I was aware that someone had rummaged among my papers. The proof was in three long slips. I had left them all together. Now, I found that one of them was lying on the floor, one was on the side table near the window, and the third was where I had left it.”

Holmes stirred for the first time.

“The first page on the floor, the second in the window, the third where you left it,” said he.

“Exactly, Mr. Holmes. You amaze me. How could you possibly know that?”

“Pray continue your very interesting statement.”