a bank, in which his father and Mr. Damon were interested.
Tom's ability as an inventor had, by this time, become well known. One day, as related in a volume called "Tom Swift and His Wireless Message," he received a letter from a Mr. Hosmer Fenwick, of Philadelphia, asking his aid in perfecting an airship which the resident of the Quaker City had built, but which would not work. In his small monoplane, the Butterfly, Tom and Mr. Damon went to Philadelphia, as Mr. Damon was acquainted with Mr. Fenwick.
Tom carefully inspected the Whizzer which was the name of Mr. Fenwick's airship, and, after some difficulties, succeeded in getting the electric craft in shape to make a flight.
Tom, Mr. Damon and Mr. Fenwick started to make a trip to Cape May in the Whizzer, but were caught in a terrific storm, and blown out to sea. The wind became a hurricane, the airship was disabled, and wrecked in mid-air. When it fell to earth it landed on one of the small West Indian islands, but what was the terror of the three castaways to find that the island was subject to earthquake shocks.
But the earth-tremors were not the only surprise in store for Tom and his two friends. On
