The River Motor Boat Boys on the Amazon; Or, The Secret of Cloud Island

Published in 1913, 'The River Motor Boat Boys on the Amazon' by Harry Gordon is a juvenile adventure novel that follows four orphaned boys—Clay, Alex, Case, and Julian—on a journey down the Amazon River in their motorboat, the 'Rambler'. Their mission is to help their sick friend Jule recover, but their adventure takes a turn when they discover that their money has mysteriously disappeared. The story explores themes of friendship, adventure, and resilience as the boys navigate various challenges and uncover secrets along the way.