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Bethlehem Iron Company advertisement for its Harveyized Nickel Steel Plate, 1892.
Credit: Duke University Rare Book, Manuscript, and Special Collections Library
To demonstrate the strength of its Harveyized nickel steel, Bethlehem fired 250lb armor piercing shells into 20,954 lb., 6ft. x 8ft. plate. Impressed, the United States Navy became one of Bethlehem's major customers.