Walter S. Clarke: 7th Battalion Field Artillery or Private Clarke to Corporal. Material: paper. Size: 9 1/2" x 14". Description: white paper document awarded to Private Walter S. Clark aka as Walter S. Clarke, 10th Battery, F. A. for having completed the Course of Instruction for Horseshoers, and is declared a competent Army Horseshoer; personally signed by W. C. Short, Captain, 13th Cavalry, George Camerson, Captain, 4th Cavalry, Alexander Plummer, Veterinarian, 4th Cavalry Instructor and the Colonel, 9th Cavalry, Commandant.