Sniper Ammo

Austro-Hungarian army used special ammo for snipers already during WW I. It was derived from the cartridge for synchronized aviation machine guns. Bullet was crimped and primer was lacquered green or green-blue and also three times crimped (I am not sure if this word is correct, but I hopu that you will understand me|. Boxes containing 10 rounds were except of other normal markings additionaly marked with "F