"Yes, I knew him."

"You have seen him here in this house?"

"Yes."

"I am going to ask you what I asked you once before. You did not answer then. I entreat you to do so now. When was the last time you saw my father in this house?"

The girl drew back in dismay; not a syllable came from her parted lips.

"Was it since I asked you the question last?" cried Harry, his imagination at its wildest work in a moment.

"No."

"Was it after he was supposed to have disappeared?"

"No."

"Was it after he left my mother up north?"