ence, he was able to go in search of the diamond makers, and solve the secret of Phantom Mountain, as told in the book dealing with that subject.
When he went to the caves of ice Tom had bad luck, for his airship was wrecked, and he endured many hardships in getting home with his companions, particularly as Andy Foger sought revenge on him.
But Tom pluckily overcame all obstacles and, later, he built a sky racer, in which he made the quickest trip on record. After that, with his electric rifle, he went after elephants in the interior of Africa and was successful in rescuing some missionaries from the terrible red pygmies
One of the mission workers, later, sent Tom details about a buried city of gold in Mexico, and Tom and his chum together with Mr. Damon, located this mysterious place after much trouble, as told in the book entitled, "Tom Swift in the City of Gold." The gold did not prove as valuable as they expected, as it was of low grade, but they got considerable money for it, and were then ready for more adventures.
The adventures soon came, as those of you who have read the book called, "Tom Swift and His Air Glider," can testify. In that I told how Tom went to Siberia, and after rescuing some Russian political exiles, found a valuable deposit of
