The M1947 Johnson auto carbine was intended as a replacement for a .30 caliber semi-automatic rifle that was standard US service rifle during World War II, the Korean War, and a limited amount when?
M1 Garand The M1 Garand is a .30 caliber semi-automatic rifle that was the standard U.S. service rifle during World War II and the Korean War and also saw limited service during the Vietnam War. Most M1 rifles were issued to U.S. forces, though many hundreds of thousands were also provided as foreign aid to American allies. The Garand is still used by drill teams and military honor guards. It is also widely used by civilians for hunting, target shooting, and as a military collectible.
Merrill carbine The Merrill carbine was a breechloader firearm designed by Baltimore, Maryland gunsmith and inventor James H. Merrill. It was one of several firearms either manufactured or altered by Merrill in fulfillment of contracts with the Union government during the U.S. Civil War.