LS. Pan over aerodrome that has been specially built for the Brabazon. LS. New hangar under construction. MS. Workmen standing on girders of hangar under construction. MS. Track vehicle levelling runway. Scraper. MS. Steamroller at work on runway. MS. Girders of new hanger. MS. Test pilot Pegg, with mother, watching operations. MS. The Brabazon being towed from old hangar. (2 shots). CU. test pilot Pegg, looking out of window. SCU. Engine running without cowling on. SCU. Engine being lowered into cradle. LS. G.V. drawing office. MS. Engines being tested. LS. Pan drawing office. MS. Towards two men entering mock up. MS. Interior of mock up looking towards cockpit. MS. Two men entering dining room in mock up. CU. Conter rotating prop. shaft working. MS. Test Pilot Pegg seated at desk. MS. Pan along assembly parts of aeleron apparatus. MS. Men working in foreground. Skeleton of 'plane in background, in old shed. MS. Man puts sheet of metal on tail of 'plain. CU. Riveting. MS. Riveting. MS. Man connecting vibrating pick-up to Brabazon. Pan to 'plane showing it resting on air bags. LS. Elevated shot two men sitting down at table with radar equipment upon it. CU. Radar screen. LS. Top view from hangar roof of men walking towards hangar. MS. Men entering hangar. MS. Man entering Brabazon. Notice - 'No unauthorised person allowed in this machine' - in foreground. MS. Looking up at tail of Brabazon with scaffolding around it. MS. Two men removing jack. MS. and CU. Vibrating pick-up being screwed to Brabazon. MS. Two men taking apparatus away. MS. Giant cement mills at Filton aerodrome. MS. Scraper levelling runway. MS. Wing of 'plane as it moves in hangar. LS. Exterior view of new hangar. 'Plane inside.