And when he had shown the sole of the left foot, the superintendent opened his hand and revealed a small crescent-shaped bit of bright steel.
"That's off the toe of your boot, Harborough," he said.

"You know it is! And it's been picked up--just now, as it were--where this affair happened.

You must have lost it there during the last few hours, because it's quite bright--not a speck of rust on it, you see.

What do you say to that, now ?" "Naught!" retorted Harborough, defiantly.

"It is mine, of course--I noticed it was working loose yesterday.