He cursed his stupidity in not throwing away the worthless pocketbook, but this he had neglected to do, and, of course, it was very significant evidence against him.

Not only was this found, but the variety of keys already referred to.
"You carry a great many keys," said the officer.
"It isn't a crime to carry keys, is it ?" demanded Fairfax, sullenly.
"Not if no improper use is made of them.

I suspect that one of them will open the door into the next chamber." The keys were tried, and one did open the door.

As the light flashed into the room, Andy got up.
"Come here, young man," said the officer.

"Can you identify that pocketbook ?" "I can," said Andy.
"Is it yours ?" "When I went to bed, it was in the pocket of my coat, lying on that chair." "It is certainly a wonderful pocketbook.