There was no 45 cal semi auto pistols, so John Browning designed one. There were no bottom eject pump shot guns so he designed one. There was no semi automatic shotguns so Browning designed one. The military needed machine guns and Browning designed them including the 50BMG

John Moses Browning has no equal when it comes to designing firearms



I got banned on another web site for a debate that happened on this site. That's a first