"Yes."

"Whatever he lost his customer made, didn't he?"

"Yes."

"Well, the man walked off with forty-five dollars and a pair of boots. The other five dollars the shoemaker kept himself."

"That's so, Jim. I see it now, but it's rather puzzling at first. Did you make that out yourself?"

"Yes."

"Then you've got a good head—better than I expected. Have you got any more questions?"

"Just a few."

So the boy continued to ask questions, and the captain was more than once obliged to confess that he could not answer. He began to form a new opinion of his young cousin, who, though he filled the humble position of a canal-boy, appeared to be well equipped with knowledge.

"I guess that'll do, Jim," he said after a while. "You've got ahead of me, though I didn't expect it. A boy with such a head as you've got ought not to be on the tow-path."