Mr. Brackett explained the meaning of these signs patiently and clearly to the boy, whose quick wit enabled him readily to comprehend all that was told him. By noon he was furnishing stakes, properly marked, for the various purposes required, as well as though he had been engaged in this business for a month. It was not a very important position, to be sure; but he filled it to the very best of his ability, which is the most that can be expected of any boy.