This manual is intended to prescribe the duties to be performed by the personnel manning antiaircraft machine guns, and to explain the mechanical action of the gun and the workings of related materiel so that antiaircraft machine-gun equipment.
The following standing operating procedures are published for use in resident instruction in the Department of Combined Arms. Field Artillery School. These procedures will be assumed to be in current use in the various units which are played in map...
"This 1944 manual prescribes the knowledge and skill required to serve effectively the multiple gun motor carriages M15 and M15A1. Variations in assigned materiel may necessitate changes in the prescribed drill."