"Certainly I did," agreed Miss Blake.

"And saw nothing—and no one?"

"I saw nothing."

"And then, possibly, in order to convince Miss Elmsdale of the full extent of her delusion, you lit a candle, and went downstairs."

"Of course—why wouldn't I?" said Miss Blake, defiantly.

"Why not, indeed?" repeated the learned gentleman, pensively. "Why not?—Miss Blake being brave as she is witty. Well, you went downstairs, and, as was the admirable custom of the house—a custom worthy of all commendation—you found the doors opening from the hall bolted and locked?"

"I did."

"And no sign of a human being about?"

"Except myself," supplemented Miss Blake.

"And rather wishing to find that some human being besides yourself was about, you retraced your steps, and visited the servants' apartments?"