nd a Snake 11

III. A Puzzled Professor 18

IV. A Two-Girl Problem 29

V. More Girls 35

VI. Noddy Nixon 43

VII. Off for France 53

VIII. The Training Camp 59

IX. On the Firing Line 71

X. In the Trenches 78

XI. A Night Patrol 88

XII. Bob Is Missing 96

XIII. "Just Like Him!" 108

XIV. A Desperate Chance 116

XV. The Sniper 123

XVI. Over the Top 129

XVII. "Fried Holes" 136

XVIII. The School Janitor 145

XIX. News at Last 153

XX. A Queer Question 162

XXI. A Visitor 171

XXII. An Unexpected Capture 177

XXIII. Great Preparations 184

XXIV. "S. I. W." 194

XXV. The Black Box 201

XXVI. A Disappearance 209

XXVII. St. Mihiel 218

XXVIII. In Argonne Forest 226

XXIX. Captured 232

XXX. Recaptured 243

NED, BOB AND JERRY ON THE FIRING LINE

CHAPTER I

THE SPY ALARM

"There's a German on the ground! Get him!"

The sun glistened on scores of polished bayonets, as sturdy figures,
clad in olive drab, which matched in hue the brown of the earth,
sprang from their trenches and rushed forward.

"Put some pep into it! Lively now! Get the Germans!"

Ther