.43 Dutch Beaumont, 11 mm Beaumont, 11 mm Beaumont Rifle, 11 mm Dutch Beaumont, 11 mm Hollandais, 11 mm Netherlands 1871/78, 11 x 50 R Beaumont, 11 x 52 R Beaumont 1871/1878, 11,1 x 52 R Dutch Beaumo