45 ACP (Automatic Colt Pistol) cartridge ... This was a double-action (DA) revolver that featured a then-revolutionary swingout cylinder that facilitated the speed of reloading compared with ...

Its .45 ACP pistol cartridge was discharged from an unrifled barrel, thus greatly reducing its intrinsic and practical ...

Jesse James lived by the revolver, and he died by it as well. Throughout his career as a bushwhacker and robber, Jesse made use of Samuel Colt's revolutionary new pistol to inflict mayhem at close ...