marched off to a storeroom which was occasionally used as a "guardhouse" by the teachers and Captain Putnam. Here he had to stay in solitary confinement for twenty-four hours and on the plainest kind of a diet. This imprisonment made Sobber furious, and he vowed he would get square with Tom and Dick for it if it cost him his life.
"They may have been able to down other fellows in this school, but they shan't down me," was what he told Nick Pell.
"Well, you want to go slow in what you do," answered Pell. "I've been talking to some of the others and I've learned that they got the best of several fellows who were here at different times—Dan Baxter, Lew Flapp and some others."
"Humph! I am not afraid of them," growled Tad Sobber. "I suppose they think, because they are rich and have traveled some, they can lord it over everybody. Well, I'll show them a trick or two before I'm done with them."
After Tad Sobber came out of confinement the Rover boys thought he might try to play some underhand trick on Tom, and consequently kept their eyes open. But nothing developed for some days, and then it came in a most unexpected way.
The boys settled down to their studies, but it was not in their nature to go in for all work and no play. On the following Saturday they asked
