“Nor do I,” said Holmes. “What do you make of it, Watson?”
It was burned to a black cinder, but there could be no question as to its anatomical significance.
“It’s the upper condyle of a human femur,” said I.
“Exactly!” Holmes had become very serious. “When does this lad tend to the furnace?”
“He makes it up every evening and then leaves it.”
“Then anyone could visit it during the night?”
“Yes, sir.”
“Can you enter it from outside?”
“There is one door from outside. There is another which leads up by a stair to the passage in which Lady Beatrice’s room is situated.”
“These are deep waters, Mr. Mason; deep and rather dirty. You say that Sir Robert was not at home last night?”
“No, sir.”
“Then, whoever was burning bones, it was not he.”
“That’s true, sir.”
“What is the name of that inn you spoke of?”
“The Green Dragon.”
“Is there good fishing in that part of Berkshire?” The honest trainer showed very clearly upon his face that he was convinced that yet another lunatic had come into his harassed life.