The Königsberg Gun, located at the western approach to the Union Buildings, is a 10.5 cm SK L/40 [SK - Schnelladekanone (quick-loading cannon) L - Länge (with a 40-caliber long barrel)]. This is a German naval gun that was used in World War I and World War II. The gun at the Union Builgings is Nr. 369 from the German ship, the SMS Königsberg.
Vehicle - Military - Display