This is another blizzard story....been wanting to read this for a while now..

http://www.amazon.com/The-Childrens-Blizzard-David-Laskin/dp/0060520760

I read "Ordeal by Hunger", about the Donner party, about ten years ago, and parts of it resonate still today. I'm sure Children of the Blizzard would be the same way.