Hard Blows for the Luftwaffe: shots of snow-covered bomb dump, ground crewmen freeing bombs from snow, bombing up Mitchell bomber. Two shots of Mitchell taking off from snowy field. Cut to air force officers planning strategy in operations. Shot of scramble, Spitfires taking off. Sequence on British antiaircraft defence - guns firing. Shots of plane on fire on airfield. LS of three German planes in air, antiaircraft firing, flak puffs, fire fighters fighting plane fires. Sequence on gun camera shots of German planes being fired upon, being shot down. Shots in quick succession of wreckage of German planes, some shots showing civilians examining same, swastikas on bits of metal, a dead body.