Samuel Hamilton Walker and General Winfield Scott's armies. Walker is best known as the co-inventor of the famous "Walker Colt" revolver, along with arms manufacturer Samuel Colt. Walker is said to have self-funded a trip to New York City to meet with Colt and proposed to him the concept of a weapon based on the then-popular five-shot Colt Paterson revolver, with many enhancements such as adding a sixth round, being powerful enough to kill either a man or a horse with a single shot and quicker to reload . Colt's firearms company was no longer in business, but the large order allowed Colt
.320 Revolver .320 Revolver Also known as the .320 European or .320 Bulldog, this revolver cartridge was designed for the Webley Bull Dog pocket revolver in the 1870s and similar revolvers made in Belgium that followed. The round was manufactured until the 1920s and was briefly made by Fiocchi in 2015. In Brazil, both guns and ammo (double-barreled, side by side pistols) was made up to 1960s. Amadeo Rossi made his Model 8 "Garrucha" in .320 from 1950 to 1962. The .32 Short Colt was based on the .320 but had a different sized rim. On some guns the .32 Short Colt