"Taw-p'taw!" he began.

"PAW!" All day, in school and out, his mind was busy with computations--not such as are prescribed by mathematical pedants, but estimates of how much old rags and old iron would sell for enough money to buy a horn.
Happily, the next day, at lunch, he was able to dismiss this problem from his mind: he learned that his Uncle Joe would be passing through town, on his way from Nevada, the following afternoon, and all the Schofield family were to go to the station to see him.

Penrod would be excused from school.
At this news his cheeks became pink, and for a moment he was breathless.
Uncle Joe and Penrod did not meet often, but when they did, Uncle Joe invariably gave Penrod money.

Moreover, he always managed to do it privately so that later there was no bothersome supervision.

Last time he had given Penrod a silver dollar.
At thirty-five minutes after two, Wednesday afternoon, Uncle Joe's train came into the station, and Uncle Joe got out and shouted among his relatives.