Description: I. Film of tracers and target indicators against a night sky; countryside visible, in silhouette, below; film of flying bomb passing overhead from right to left; more night footage of tracers, also of an explosion in the sky; daylight film of a magazine being fitted to a Hispano 20mm cannon, and of the few rounds being fired - panning shot, along the barrel towards the sky and the coast of France; shot of an explosion as the shell hits the sea, film (from various angles) of the site commander, giving the order to fire; silhouette of AA gun traversing, and firing, night footage of V1 passing over, and of shells bursting around. The V1 is 'downed' over the sea.
II. Film of a battery of 8 Oerlikon AA guns, with gun crews standing behind them, facing towards the sea. Two ATS girls look through a target predictor, while an observer stands beside them, holding binoculars; ATS girls 'fix' their berets in preparation for a shot of them sprinting to the gun site; one of them looks through a long telescope, while another notes the elevation of the target; an ATS girl speaks into a hand microphone. Camera pans up to the sky; aircraft seen in the distance; an Oerlikon gun is fired, while the gun crew (of 3 men) stands nearby; a V1 is seen travelling through heavy flak; close-up of an Oerlikon magazine being replaced.
