Exercise Muskox: night and day shots of tar paper temporary buildings burning on military base in the north, people standing by, much snow in evidence. Aftermath of fire, hole in snow, Union Jack at half mast. Shot of men uncovering fuel cache in snow. Two snowmobiles driving off from snowmobile park. PAN of frigid waste, LS of snowcars moving across snow. Men at meteorological station at airport, releasing small weather balloon. Shot of C-47 being loaded with fuel drums. Shot of drums and other supplies being air dropped. AERIAL SHOT of drop zone. GROUND TO AIR SHOT of plane flying past, men on ground setting up "target" for drop, plane dropping supplies by parachute. Shot of map of North America and of route of Exercise Musk Ox. Various shots at air base in north, men moving supplies, C-47 flying by, being loaded, engines being warmed up in frigid weather, aircrew posing in parkas. Shots of C-47 seen through frigid mist, blowing snow. Men in protective masks and parkas securing aircraft. Shots of vehicles of Exercise Muskox moving past reviewing stand, draped with Union Jack flag on their way north. Various shots of snowcats on trackless, snowy waste, of igloo built by soldiers, men eating, reading maps, getting back into their vehicles.