to seek Phantom Mountain. And the young inventor wished to get the opinion of some other jeweler than Mr. Track—at least, at first.
"Though if this one proves to be a good gem, I'll have Mr. Track set it in a brooch, and give it to Mary for her birthday," decided the young inventor. "Guess I'll take a run over to Chester in the Butterfly, and see what one of the jewelers there has to say."
In addition to his big airship, Red Cloud, Tom owned a small, swift monoplane, which he called Butterfly. This had been damaged by Andy Foger just before Tom left on the trip that ended at Earthquake Island, but the monoplane had been repaired, and Andy had left town, not having returned since.
Telling his father that he was going off on a little business trip, which he often did in his aeroplane, Tom, with the aid of Mr. Jackson, the engineer, wheeled the Butterfly out of its shed.
Adjusting the mechanism, and seeing that it was in good shape, Tom took his place in one of the two seats, for the monoplane would carry two. Mr. Jackson then spun the propellers, and, with a crackle and roar the motor started. Over the ground ran the dainty, little aeroplane, until, having momentum enough, Tom
