[Title] Sequence showing German coastal defense emplacements, crews scanning horizon through binoculars, men manning guns. LS of Dover Cliffs. MS of white cliffs. LS of British harbour. TILT UP to barrage balloons. Sequence showing British coastal defenses, CUs of guns, spotters on roof looking through binoculars, telescopes. Sequence on civilians with helmets, gas respirators, cycling through streets of town. Shots of war workers coming through gate, working. LASs of plane landing gear retracting mechanism being tested, of bomb release mechanism being tested. MS of man walking by British propaganda poster.