Three shots of Spitfire airborne, flying upside down, flying past camera. AIR TO AIR LAS of Junkers-88, HAMLS of aircraft seen through nose of another bomber. Shot of Armstrong-Whitworth Whitley bomber taking off past camera. GROUND TO AIR SHOT of squadron of bombers and of Spitfire banking away from camera. Quick montage of Canadian newspapers headlines re beginning of war, mobilisation. Montage of war plant activities showing machine tools. Sequence on Sir Winston Churchill visiting plant, waving at workers. Sequence on home guard training over hill and dale. Cut to wreckage of German plane. Quick shots of German prisoners of war, of prisoner camp, of aircraft wreckage. Sequence on German war activities showing Adolf Hitler, German soldiers in field carrying out various duties, giant railway guns firing, explosion far in channel. Sequence on Adolf Hitler making speech at rally, visiting airfield. Shot of German ground crew servicing planes. Sequence showing fighter pilots scrambling to their machines, ME-109 and ME-110 aircrafts flying past camera on take off. AIR TO AIR SHOT of German planes. Sequence on British anti-aircraft defence network on the alert showing guns pointing to sky, look-outs, listeners, operations room. MLS of Spitfires taking off. German aircraft are spotted, guns open fire. AERIAL SHOT from German plane of airfield. Cut to interior shot of war plant, alert is given and workers don helmets and go on working. AIR TO AIR SHOT of Heinkel bomber dropping incendiary bombs. Several shots of people at work in war plant. Cuts to aircraft in sky, Spitfires landing after having chased bandits away, pilots comparing notes.