"It's no use!" groaned Andy at last. "I'm all out of breath. I've got to stop and rest."
"We had better not stop to rest here, Andy," answered Jack quickly. "We must reach some sort of shelter from this wind."
"I'm all out of breath myself," came from Fred. The exertion of plowing through the snowdrifts had tired him dreadfully, and he was trembling in the legs so that he could scarcely stand.
"Come on, boys! Don't stay here!" called back Uncle Barney to them. "This snowstorm is getting worse every minute!"
The old lumberman had scarcely spoken when all the boys heard a strange whistling in the air. Then the wind tore down upon them harder than ever, sending the snowy particles in all directions, so that to make out what was ahead, even with the flashlights, was out of the question.
CHAPTER XXI
AN ASTONISHING REVELATION
The situation was certainly a disheartening one, and the boys huddled close together around the bobsled, both for protection and to talk the matter over.