Light Artillery Drill Regulations

Excerpt from Light Artillery Drill Regulations: United States Army, Adopted October 3, 1891

A board of officers consisting of Lieut. Col. John C. Bates, Twentieth Infantry; Lieut. Col. George B. Sanford, Ninth Cavalry; Maj. Henry. C. Hasbrouck, Это и многое другое вы найдете в книге Light Artillery Drill Regulations