25 Chapters
/ 1

"Hurrah!" was the word that Hiram Dobbs spoke exultantly, and Dave looked at him in profound surprise.
Hiram had lifted himself up from the seat. Now he went through some movements that almost startled the puzzled young aviator.
Suddenly his arm shot out of the sling, and as suddenly Hiram, though with a wince, swung it around once or twice,