Contents
| I. | Terrible Odds | [3] |
| II. | Two Young Lieutenants | [10] |
| III. | With The Army Again | [16] |
| IV. | The German Retreat Begun | [23] |
| V. | The Charge | [29] |
| VI. | The Bridge Is Held | [35] |
| VII. | Hal Makes An Enemy | [43] |
| VIII. | The Duel | [51] |
| IX. | To The Rescue | [57] |
| X. | A Wild Ride | [64] |
| XI. | Captured | [71] |
| XII. | A Traitor Appears | [79] |
| XIII. | A Fight In The Dark | [88] |
| XIV. | The Death Of A Traitor | [96] |
| XV. | Attacked By The Enemy | [103] |
| XVI. | The Struggle In The Cave | [110] |
| XVII. | Safe | [117] |
| XVIII. | On A New Mission | [124] |
| XIX. | A Bit Of Unwritten History | [132] |
| XX. | Off On A Raid | [140] |
| XXI. | Across The Marne | [148] |
| XXII. | The Kaiser | [157] |
| XXIII. | Within The Enemy’s Lines | [164] |
| XXIV. | A Cold Swim | [171] |
| XXV. | The German Coup Fails | [179] |
| XXVI. | Trapped | [186] |
| XXVII. | A Deed Of Daring | [194] |
| XXVIII. | A Dash For Liberty | [201] |
| XXIX. | German Hospitality | [208] |
| XXX. | A New Friend | [215] |
| XXXI. | Berlin Once More | [222] |
| XXXII. | A Piece Of Paper | [230] |
| XXXIII. | Taking A Chance | [237] |
| XXXIV. | Safe Again | [244] |
THE BOY ALLIES ON THE
FIRING LINE.
CHAPTER I.
TERRIBLE ODDS.
“Feels pretty good to be back in harness, doesn’t it, Hal?” asked Chester, as, accompanied by a small body of men, they rode slowly along.
“Great!” replied his friend enthusiastically. “And it looks as if we were to see action soon.”