class="c004">VI.

THE SPY. VII. DEATH OF THE SPY. VIII. HELIGOLAND. IX. A DESPERATE VENTURE. X. IN THE KIEL CANAL. XI. AT CLOSE QUARTERS. XII. CAPTURED. XIII. A SUBMARINE RAID. XIV. THE ESCAPE. XV. INTO THE BALTIC. XVI. IN TROUBLE AGAIN. XVII. PETROGRAD. XVIII. A PLOT. XIX. THE PLOTTERS FOILED. XX. BOUND WESTWARD AGAIN. XXI. A NEUTRALITY VIOLATION. XXII. IN THE MEDITERRANEAN. XXIII. THE CHASE. XXIV.