U.S. Army Civil War-era Napoleon Cannon Tube, c. 1863, bronze, 11 x 18 x 72″, Courtesy of the Center of Military History, Museum Division, U.S. Army
U.S. Army Civil War-era Napoleon Cannon Tube, c. 1863, bronze, 11 x 18 x 72″, Courtesy of the Center of Military History, Museum Division, U.S. Army