Firearms History & Specifications of the M1917A1 & M1919A4 Browning 11 May 2022 By jmspec Check them out in action! M1917A1 Water-cooled Browning M1919 Air-Cooled Browning Light Machine Gun Short history and specs on the M1917A1 water-cooled & M1919A4 air-cooled Browning .30 caliber machine guns. M1919Download