II. FRANK'S WAY

III. SOMETHING ABOUT THE BIRD BOYS

IV. A STARTLING DISCOVERY

V. A WARM FIVE MINUTES

VI. IN SEARCH OF A CLUE

VII. ANDY RECEIVES A SHOCK

VIII. THE MESSAGE

IX. UNDER TROUBLED SKIES

X. NIPPED IN THE BUD

XI. OUT OF THE FRYING PAN INTO THE FIRE

XII. A GREAT SURPRISE

XIII. THE "DEVIL-BIRD"

XIV. THE AIRSHIP LAUNCHED AT LAST

XV. AN UNPLEASANT SURPRISE

XVI. THE AIR CHASE