The Rover Boys winning a fortune; or, Strenuous days ashore and afloat

High stakes and heart-pounding action define this thrilling quest for ultimate financial triumph. The boys navigate perilous challenges both on the open water and across treacherous lands to secure their future. Cunning rivals attempt to sabotage their ambitious endeavors at every critical juncture. Through sheer determination and brotherly solidarity, they fight to claim a life-changing reward.