Tom Swift Omnibus #4: Tom Swift and His Electric Rifle, Tom Swift in the City of Gold, Tom Swift and His Air Glider

Tom Swift has enthralled generations of children with his amazing adventures. So return to a simpler time, put away your cynicism, and dust off your sense of wonder, because you're off on a series of grand adventures! Include here are Tom Swift and His Electric Rifle (or Daring Adventures in Elephant Land), Tom Swift in the City of Gold (Or Marvelous Adventures Underground), Tom Swift and His Air Glider (Or Seeking the Platinum Treasure)