Mapping Superior's Shipwreck Secrets

History and photographs of underwater shipwrecks. Features the John B. Cowle (1909), Issac M. Scott (1913), the Edmund Fitzgerald (1975), the magnificent wooden steamers John M. Osborn (1884), Samuel Mather (1891), and Vienna (1892), the propeller Comet wrecked in 1875, and the A.A. Parker, lost off Grand Marais in 1903.