Operation orders, field artillery : a study in the technique of battle orders,

by Bishop, Harry Gore, 1874-1934, USMA 1897
Published 1916

Elements of modern field artillery, United States service,

by Bishop, Harry Gore, 1874-1934, USMA 1897
Published 1914

Field artillery, the king of battles,

by Bishop, Harry Gore, 1874-1934, USMA 1897
Published 1935