Provisional Drill Regulations For Field Artillery, 4.7-Inch Gun, United States Army, 1917 is a military manual published by the War Department in 1917. The book provides detailed instructions on the use and operation of the 4.7-inch gun, a type of field artillery used by the United States Army during World War I. The regulations cover topics such as the organization and duties of the gun crew, the handling and firing of the gun, and the maintenance...