Introductory material
Reading edition
CHAPTERS I. "Do You Speak German?" II. "French Spoken Here" III. The Man Who Marked Charts IV. Jack's Queer Lot of Loot V. Sighting the Enemy VI. Flank Movement and Rear Attack VII. A Lesson in Security and Information VIII. Eph Feels Like Thirty Tacks IX. Jack Plays with a Volcano X. "Mr. Grey" Makes New Trouble XI. Facing the Secretary of the Navy XII. Navy Officers for an Hour or a Day XIII. Commander of a U.S. Gunboat! XIV. The Bow Gun Booms and Eph Puts Off XV. "The Right Boat and the Right Crew!" XVI. The Duel Through the Door XVII. The Last Hour of Command XVIII. Eph Bets an Anchor Against a Fish-Hook XIX. Jack's Caller at the United Service Club XX. The Girl in the Car XXI. Daisy Huston Decides for the Flag XXII. The Part of Abercrombie R.N. XXIII. "Foreign Trade" Becomes Brisk XXIV. Their Lives Deeded to the Flag