Gregson rubbed his hands in a self-satisfied way. “I think we have done all that can be done,” he answered; “it’s a queer case though, and I knew your taste for such things.”

“You did not come here in a cab?” asked Sherlock Holmes.

“No, sir.”

“Nor Lestrade?”

“No, sir.”

“Then let us go and look at the room.” With which inconsequent remark he strode on into the house, followed by Gregson, whose features expressed his astonishment.