Diagrams showing basic design and colour-coding of British HE / Incendiary, Tracer and HE / Incendiary / Tracer shells for the 20 mm Oerlikon gun
32.
The ineffective 0.5 inch machine guns were replaced with single 20 mm Oerlikon guns, and another pair were added on the searchlight platform, amidships.
33.
Her sail at the time of the movie resembled " Mackerel "'s; the forward portion was later cut back for a 20 mm Oerlikon gun platform.
34.
The mainmast was replaced by an enclosed design, carrying the Type 1010 20 mm Oerlikon guns for " policing " work ( and strictly limited anti-aircraft defence ).
35.
The armament was replaced with four 20 mm Oerlikon gun as it became available, although other ships took priority and the older weapons were carried well into 1942 in some cases.
36.
At the start of 1945, while assigned to Manus Island, " Warramunga " s Oerlikon guns were replaced with Bofors taken from a disabled US Landing Ship Dock.
37.
At 19 : 43, about 11 minutes after the initial radar contact, " Turner " s lookouts made visual contact with what proved to be a Oerlikon guns.
38.
After the Falklands War, two more 20mm Oerlikon guns were mounted, one each side of the hangar, to provide extra close-in armament on some ships of the class.
39.
At 07 : 30 the crew of the " Vega " spotted two Indian aircraft on patrol missions and opened fire on them with the ship's 20mm Oerlikon gun.
40.
The old 51-caliber 5-inch guns were removed, and eight more of the 25-caliber anti-aircraft guns were installed, along with thirteen quadruple 20 mm Oerlikon guns.
