Found Dead by Fred M. White

Blake sat for some considerable time smoking a contemplative cigarette before he made any reply. This was a new departure which he had not in the least expected, and one that tended to destroy all the theories that he had been building up since he had first taken the case in hand.

"Yes," he said, at length. "I see what you mean. But supposing that Grimshaw had had a little accident on his way to Mortmain's. He might have fallen on the back of his head. His hair was crisp and curly and might have retained a good deal of sand without his being any the wiser. What then?"