Various shots of two men playing cribbage, of crew members eating in ward room of "John A MacDonald" icebreaker, of ship's cook making pie in galley, of barber cutting crewman's hair. Shot of Danish freighter "Helga Dan" in Arctic Sea amidst broken ice as seen from deck of "John A MacDonald". Shot of stern of icebreaker "NB MacLean". LSs of the "NB MacLean" and the "Nanook" from deck. Shots of icebreaker "D'Iberville" in open water, of freighter "Federal Pioneer". AERIAL SHOT fom helicopter and level shot of wrecked aircraft on ground at Eureka. AERIAL SHOT and ground shots of men at work around meteorological station (joint Canada-USA weather station) on south side of Axel Heiberg Isle; the station is controlled by Atomic Isotope. CU of booted feet moving through snow. AERIAL SHOTs of musk-ox and herd of musk-ox running over snow-covered tundra. Shots of gull and pair of gulls in flight over snow and ice.