Learning to Fly Bohunkus Johnson The Aeroplane in a Race Trying for Altitude A Woodland Expert Working for Dinner The Dragon of the Skies The Professor Talks on Aviation The Professor Talks on Aviation (Continued) The Flying Boys Continue Their Journey Fired On Peaceful Overtures Fail Science Wins Milo Morgan Saves the Day Uncle Tommy A Mysterious Communication Called to the Rescue Planning the Search The Aeroplane Destroyed A Puzzling Telegram Beginning the Search In Danger of Collision The Cabin in the Woods On the Trail of the Backhanders A False Clue The Search Renewed Bohunkus at the Levers Fired on by the Kidnappers Retribution The Rescue Lynch Law Mysteries are Explained Where is Bohunkus?