In the Northwest Territories, PAN past twin-engine aircraft belonging to Reindeer Air Service to Inuvik airport building with name "Inuvik" on building. FOLLOW MLS of single ground crew man preparing to warm up a twin-engine aircraft on snowy tarmac. FOLLOW SHOT of one snow-clearing machine in action past the camera. LSs of same, single aircraft parked in snow. Various head on shots of snow plough in action. LSs of mass of snow being thrown up by plough moving at high speed on runway. FOLLOW SHOT of a Bristol transport taxiing up to the camera, men preparing to unload same. Shots of Bristol airplane with unloading bay open, men preparing to unload it with fork lift, unloading. Several MCUs of heavily dressed men, some with scarves around their faces, working on unloaded piece of equipment.