"The Airplane Boys on the Wing; or, Airplane Friends in the Tropics" is an exciting adventure book from the famous author John Luther Langworthy. The main characters are boys who built their own plane and go on an exciting trip to a tropical island. They will experience true friendship, overcome dangers and face the secrets that this exotic corner hides. Readers, along with the heroes, will feel the drive and adrenaline of racing in the sky, and will also find important lessons about loyalty and devotion. This book will not only entertain, but also inspire great achievements and help you see your friends in a new light.