http://www.voanews.com/mediaassets/specialenglish/2009_10/Audio/Mp3/se-nation-107-abraham-lincoln-part-13-22-oct-09_0.Mp3 American History: Lee and His Army Cross Into the North http://www.manythings.org/voa/history/107.html 2009-10-21 http://www.voanews.com/voanews_shared/images/widgetBarIcon.png