Over more than 60 years, Benjamin Franklin and his sister Jane saw each other just seven times?so they wrote lengthy, detailed letters that contained news of family, thoughts about books, debates about God. Those letters help to tell America's history, says Harvard scholar Jill Lepore. Tue, 14 Apr 2009 16:00:00 -0800 ,, Tue, 14 Apr 2009 16:00:00 -0800