Iron Duke Class British Battleship
A 1912 British navy battleship Iron Duke class. Battleships in this class is operated by steam and have 12 6 in. guns protected by 6 in. armor.
Keywordsship, ships, Iron Duke Class British Battleship, Royal British Battleship, Iron Duke Class Ship
Encyclopaedia Britannica (12th ed., vol. 32) (New York, NY: The Encyclopaedia Britannica Company, 1922)