page_title: EOC 12-inch 45-calibre naval gun
section_title: Brazil service
hierarchical_section_title: EOC 12-inch 45-calibre naval gun / History / Brazil service
caption_attribution_description: Português: Encouraçado Minas Geraes disparo de canhões de 12 polegadas. English: Caption from Scientific American: "During the gun trial of "Minas Geraes" ten 12-inch guns were trained on the broadside and discharged simultaneously. The combined energy of the projectiles amounted to 500,000 foot-tons, or sufficient to lift the ship bodily 26 feet into the air. ... The Greatest Broadside ever fired from a battleship."
context_page_description: The EOC 12 inch 45 calibre gun were various similar 12-inch wire-wound naval guns designed and manufactured by Elswick Ordnance Company to equip ships that the parent company Armstrong Whitworth built and/or armed for several countries before World War I.
context_section_description: Elswick supplied its 12-inch 45-calibre guns for the Minas Geraes-class battleships completed by itself and Vickers in 1910 for Brazil.
caption: Brazilian battleship Minas Geraes's guns firing
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