'150th Anniversary of the Gettysburg Address' photo (c) 2013, United States Mission Geneva - license: http://creativecommons.org/licenses/by-nd/2.0/

Here are a few more additions to The Best Online Resources For Learning About The Gettysburg Address:

The Gettysburg Address as a Powerpoint is from The Atlantic.

The President’s Hand-Written Response to the Gettysburg Address is also from The Atlantic.

The Associated Press has an interactive on the Address.

Text to Text | The Gettysburg Address and ‘Why the Civil War Still Matters’ is from The New York Times Learning Network.

How the Media Would Have Covered the Gettysburg Address is from New York Magazine.

Ask an Expert: What Did Abraham Lincoln’s Voice Sound Like? is from Smithsonian Magazine.