Last Man Down: USS Nautilus and the Undersea War in the Pacific

SS-168—the USS Nautilus—was the flagship of Submarine Division 12 operating out of Pearl Harbor throughout World War II. It was commissioned July 1, 1930, before international naval treaties limited future submarine size, and thus was among the largest submarines in the U.S. fleet. Over a football field in length and displacing 4,000 tons submerged, the boat was able to carry a large crew, ample cargo, two dozen torpedoes, cruiser-sized six-inch caliber guns, and cruise as far as 25,000 mil...