RS 1751 - Definitions
For purposes of this Part, "machine gun" includes all firearms of any calibre, commonly known as machine rifles, machine guns, and sub-machine guns, capable of automatically discharging more than eight cartridges successively without reloading, in which the ammunition is fed to the gun from or by means of clips, disks, belts, or some other separable mechanical device. "Manufacturer" includes all persons manufacturing machine guns; "Merchant" includes all persons dealing with machine guns as merchandise.
Acts 1932, No. 80, §1.