How to Navigate the Franklin Glacier

The group would meet a helicopter at a rendezvous spot for a resupply. While the helicopter idled on the flanks of the glacier, the group would need to quickly divide the food stash into two portions. One half of the meals would go into their backpacks for the next leg of the expedition. The other half of the food would go back into the helicopter and be flown to a spot 10 days away.