 Complete the following phrase:  While a light field battery was made up of the M1841 6-pounder field gun and M1841 12-pounder howitzer, a heavy field battery was designed to be formed from four 12-pounder field guns and two 24-pounder howitzers. The US Army Model 1841 series artillery performed splendidly during the Mexican-American War, earning an excellent reputation for maneuverability and reliability. Aside from having superior guns, the American gunners had much better training. During the 