Lincoln-signed proclamation for sale

One of the few remaining printed copies of the Emancipation Proclamation signed by President Abraham Lincoln is going up for auction Dec.10 at Sotheby's in New York. Purchased by Robert F. Kennedy in 1964 for $9,500, the rare document is being sold by his widow, Ethel Kennedy, and could sell for as much as $1.5 million, according.to the auction house.

It is one of 48 printed versions signed by Lincoln of which about half are known to survive according to a story by AP reporter Ula Ilnytzk. The original hand-written version is at the National Archives.