U. S. S. Battleship OHIO Displacement, 13,500 tons; speed, 17.82 knots; H.P. 16,507. Length 394 ft., breadth 72 ft. Complement, 75 Officers, 727 Men. Armament, six 3 in., four 12 in. guns and sixteen 6 in. rifles, two 18 in. torpedo tubes.