Keywords: uss iowa (bb 61) ussiowabb61 atlantic ocean (aoc) atlanticoceanaoc The No. 2 and No. 3 Mark 7 16-inch/50-caliber gun turrets of the battleship USS IOWA (BB 61) are fired to starboard during a main battery gunnery exercise, 1987. Official U.S. Navy Photograph, now in the collections of the National Archives in the Online Public Access. The No. 2 and No. 3 Mark 7 16-inch/50-caliber gun turrets of the battleship USS IOWA (BB 61) are fired to starboard during a main battery gunnery exercise, 1987. Official U.S. Navy Photograph, now in the collections of the National Archives in the Online Public Access. |