NEW YORK, NY - FEBRUARY 01: A rare handwritten copy of the Thirteenth Amendment which abolished slavery is seen after it was unveiled at the New York Historical Society on February 1, 2012 in New ... more 
NEW YORK, NY - FEBRUARY 01: A rare handwritten copy of the Thirteenth Amendment which abolished slavery is seen after it was unveiled at the New York Historical Society on February 1, 2012 in New York City. The document, signed by Abraham Lincoln, was unveiled to coincide with Black History Month and will be on display until April 1. (Photo by Mario Tama/Getty Images) less 
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Getty Images | Photo By Mario Tama / Getty Images
Wed, Feb 1, 2012 4:15 PM EST