Mr. Dearborn, Mr. Allen Carton, deputy assistant chief of engineers, Colonel (COL) Oliver, COL Cowings, Rock Island Arsenal commanding officer; and Major General (MGEN) Marvin D. Brailsford, commanding general, US Army Armament, Munitions and Chemical Command (AMCCOM), study components of an M198 Howitzer gun barrel during the Rearm Part II dedication ceremony at the Army arsenal