Never knew this.Thought that the Thompson sub machine gun's were produced in only .45 ACP.Any links to the above information?Model 1919 & 21.Caliber: .45ACP (11.4x23mm), .22LR, .32ACP, .38ACP, 9mmP, .351 Winchester Self-Loadin BSA Thompson -Caliber: 9mmP
penpusher