Fort Magletsch, Wartau, Switzerland, bunker cannon in the exhibition space. Type: 12/39 L14, Manufacturer: Krupp / K + W Thun mod. 39, built in 1912, caliber 12 cm, weight: 1446 kg, shot distance: 8500 m, 10 rounds / min, v = 530 m/s, use of time: 1914-1945.