MLS of men watching snow squall a short distance from icebreaker "JOHN A MACDONALD". AERIAL SHOTs from helicopter of high bluffs of Devon Island. Several shots of passage through "Hells Gate" between Ellsmere and North Kent Island from icebreaker. Shots approaching Eureka south shore of Ellsmere Island. LSs of Eureka settlement. Various shots of gas drums being loaded onto barges, of barges sailing away from ship, of barge being lowered to water, of other supplies being unloaded onto landing barge, of supplies being transferred from barge to truck on dock. MS of gas drum being unloaded from barge onto beach.