Renault Six-Ton Tank ID: 9971 | This file appears in: Van Dorn Iron Works Van Dorn Iron Works was one of only three companies in Ohio to produce tanks during World War One. Van Dorn manufactured the turrets for all of the tanks produced in Ohio. | Date: 1918 | Source: U.S. National Archives Download Original File SourceU.S. National ArchivesDate1918 "Renault Six-Ton Tank" appears in: Van Dorn Iron Works