During the Revolutionary War, fourteen-year-old Nathan joins forces with his older cousin, the inventor David Bushnell, to secretly build the first submarine used in naval warfare.
During the Revolutionary War, fourteen-year-old Nathan joins forces with his older cousin, the inventor David Bushnell, to secretly build the first submarine used in naval warfare.
During the Revolutionary War, fourteen-year-old Nathan joins forces with his older cousin, the inventor David Bushnell, to secretly build the first submarine used in naval warfare.
