A howling blizzard shrieked and stung his face with swirling blasts of snow as Pat Nelson urged his team forward through the night. Suddenly the ghostly outline of a shack loomed ahead in the snow filled darkness, and as Pat came closer he saw that the cabin had a ramshackle, deserted appearance. He halted his team and taking a lantern from the sled, walked up to the shack and tried the door...