The small, ungainly iron ship may have saved the union. Then in a vicious winter storm, it plunged into the depths of the Atlantic, seemingly lost forever. One hundred and forty years later, after a a search and recovery mission, its ponderous iron turret reemerged, dripping, from a rusting grave, returning priceless bits of history. In Ironclad, journalist Paul Clancy weaves three great sea adventures into a single mesmerizing tale of life and death. Naval heroism, the cold heart of battle, a killing storm, deep water salvage, flesh and blood history-Ironclad has it all.