“You are right, Watson. It mentions the legend in one of these references. But are we to give serious attention to such things? This agency stands flat-footed upon the ground, and there it must remain. The world is big enough for us. No ghosts need apply. I fear that we cannot take Mr. Robert Ferguson very seriously. Possibly this note may be from him and may throw some light upon what is worrying him.”

He took up a second letter which had lain unnoticed upon the table while he had been absorbed with the first. This he began to read with a smile of amusement upon his face which gradually faded away into an expression of intense interest and concentration. When he had finished he sat for some little time lost in thought with the letter dangling from his fingers. Finally, with a start, he aroused himself from his reverie.

“Cheeseman’s, Lamberley. Where is Lamberley, Watson?”

“It is in Sussex, South of Horsham.”