"The River Motor Boat Boys on the Mississippi" by Harry Gordon is an exciting adventure novel that follows the escapades of a group of boys who are passionate a

In 'The River Motor Boat Boys on the Mississippi; Or, On the Trail to the Gulf' by Harry Gordon, readers are taken on an adventurous journey with a group of you

In Harry Gordon's 'The River Motor Boat Boys on the Colorado; Or, The Clue in the Rocks', the reader is taken on a thrilling adventure along the Colorado River