Professor Potts was in the grasp of a miserly money-lender of Crumville named Aaron Poole, who had a son Nat, who could not get along at all with Dave. Mr. Poole was about to foreclose a mortgage on the professor's place and sell him out when something occurred that was the means of changing the whole course of the professor's own life and that of the youth who lived with him.
On the outskirts of Crumville lived Mr. Oliver Wadsworth, a wealthy manufacturer, with his wife and daughter Jessie. One day the gasoline tank of an automobile took fire and little Jessie was in danger of being burned to death. Dave rushed to her assistance and beat out the flames, and thus saved her. For this Mr. Wadsworth was very grateful. He made some inquiries concerning Caspar Potts and Dave, and learning that Professor Potts had been one of his former college instructors, he made the old gentleman come and live with him.
"Dave shall go to boarding school and get a good education," said Mr. Wadsworth. And how Dave went has been told in detail in the first volume of this series, entitled "Dave Porter at Oak Hall." With Dave went Ben Basswood, his one boy friend in Crumville.
At Oak Hall, a fine seat of learning, located on the Leming River, in one of our eastern states, Dave made a number of warm friends, including
