Tom Swift and His War Tank; Or, Doing His Bit for Uncle Sam

The Stratemeyer Syndicate was the producer of a number of mystery series for children, including Nancy Drew, the Hardy Boys, the various Tom Swift series, the Bobbsey Twins, the Rover Boys, and others. Ceasing his restless walk up and down the room, Tom Swift strode to the window and gazed across the field toward the many buildings, where machines were turning out the products evolved from the brains of his father and himself. There was a worried look on the face of the young inventor, and he seemed preoccupied, as though thinking of something far removed from whatever it was his eyes gazed upon. I Past Memories II Tom\'s Indifference III Ned is Worried IV Queer Doings V "Is He a Slacker?" VI Seeing Things VII Up a Tree VIII Detective Rad IX A Night Test X A Runaway Giant XI Tom\'s Tank XII Bridging a Gap XIII Into a Trench XIV The Ruined Factory XV Across Country XVI The Old Barn XVII Veiled Threats XVIII Ready for France XIX Tom Is Missing XX The Search XXI A Prisoner XXII Rescued XXIII Gone XXIV Camouflaged XXV Foiled