This photo taken Tuesday, Sept. 24, 2013 shows Curt Viebranz, president and CEO of George Washington’s Mount Vernon Estate, Museum, and Gardens, looking at a book that belonged to George Washington in the Rare Books Suite of the new Fred W. Smith National Library for the Study of George Washington, in Mount Vernon, Va. After years of planning and a $100 million fundraising campaign, George Washington’s Mount Vernon estate is formally opening a new library dedicated to the study of America’s first president and the Founding Fathers. (AP Photo/Jacquelyn Martin)