History - Geschichte/Side by Side - Doppelflinten The glorious hammer gun | Duncan Quinn Posted on May 3, 2016 In 1875, two innovative fellows at Westley Richards in Birmingham, England patented what is still a mainstay of double-barrel shotgun making to this day—the Source: The glorious hammer gun | Duncan Quinn Doppelflinten, doublegun, Hahnflinte, hammergun, Querflinten, Side by Side Wolfgang von Brauchitsch View all posts by Wolfgang von Brauchitsch →