and writing the date and hour in heavy characters beneath. "Married
or single?"

"Married, but separated from her husband when last I had news of her."

"And when was that, sir?"

"Nearly three years ago."

"And you have not seen her since?"

"No."

"You didn't see her last night?"

Grant positively started, but he looked at the policeman squarely.

"It is strange you should ask me that," he said. "Last night, while
searching for a book, I saw a face at the window. It was that window,"
and four pairs of eyes followed his pointing finger. "The face, I now
believe, was that of the dead woman. At the moment, as it vanished
instantly, I persuaded myself that I was the victim of some trick of the
imagination. Still, I opened the other window, looked out and listened,
but heard or saw nothing or no one. As I say, I fancied I had imagined
that which was not. Now I know I was wrong."

"About what o'clock would this be, Mr. Grant?"

"Shortly before eleven. I came in at a quarter past ten, and began to
work. After writing steadily for a little more than half an hour, I