Various shots at drillsite Grenadier A-26 on ice island in Maclean Strait, of rigs, snowbanks and northern landscape, including shots at sunrise, of shorebase buildings. Various winter shots of Twin Otter landing and moving on runway at drillsite Grenadier A-26 airstrip in the morning, of Pacific Western plane landing, of Twin Otter landing, men getting out, dog sniffing around, of merchandise being put in shovel of tractor and transported away, of Twin Otter taking off, landing, moving on runway and taking off again. Night shots of plane landing and moving on runway.