"Don't dare!" Dan's voice cracked out to her. He did n't speak loudly; yet the words came so sharp and commanding, so like pistol fire itself, that they penetrated into her consciousness and choked back the nervous reflexes that in an instant might have lost them one of their three precious shells. She caught herself with a sob. Dan shouted at the wolf, and it melted into the shadows.
"You won't do it again, Snowbird?" he asked her very humbly. But his meaning was clear. He was not as skilled with a pistol as she; but if her nerves were breaking, the gun must be taken from her hands. The three shells must be saved to the moment of utmost need.
"No," she told him, looking straight into his eyes. "I won't do it again."
He believed her. He knew that she spoke the truth. He met her eyes with a half smile. Then, wholly without warning, Fate played its last trump.
Again the wilderness reminded them of its might, and their brave spirits were almost broken by the utter remorselessness of the blow. The girl went on her face with a crack of wood. Her snowshoe had been cracked by her fall of the day before, when running to the fire, and whether she struck some other obstruction in
