These 1942 lessons were prepared under the direction of the Commanding General, Field Artillery Replacement Training Center, Fort Sill and prescribed for use as an aid to training.
"This 1944 manual prescribed the duties to be performed in the service of the piece by personnel normally assigned to one gun section of the firing battery."
Prepared under the direction of the commanding general, Field Artillery Replacement Training Center, Fort Sill, Oklahoma : lessons, questions and answers …