I A REUNION II THE STOLEN IVORY III THE DARK CONTINENT IV THE WITCH-DOCTOR V THE POOL OF DEATH VI A SNAP-SHOT FIEND IN TROUBLE VII A TRAITOR IN CAMP VIII A BATTLE IN THE AIR IX THE VOICE OF THE MOUNTAIN X THE ARAB'S CACHE XI THE AGE OF SIKASO XII IN THE HANDS OF SLAVE-TRADERS XIII GORILLAS--AND AN AERIAL TOW-LINE XIV AN ESCAPE--AND WHAT CAME OF IT XV THE FLYING MEN XVI FOOLING AN ARAB CHIEF XVII THE "ROGUE" ELEPHANT XVIII A LINK FROM THE PAST XIX FRIENDS IN NEED XX THE SMOKE READER XXI THE CHUMS RESCUED BY AEROPLANE XXII LUTHER BARR'S TRICK XXIII ABOARD "THE…
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