He was accompanied by former US presidents Bill Clinton (2nd from left), George H W Bush, and First Lady Laura Bush.
The former presidents will lead a US fund-raising campaign to help victims of the tsunamis that struck on December 26, 2004.
"I ask every American to contribute as they are able to do so," Bush said in the White House's Roosevelt Room with the two former presidents at his side.
At left is Indian ambasador to the US Ronen Sen.
Photograph: Rajan Devadas and Kiran Jagga (of the condolence letter)
Also See:
How you can help
How you can help people of Andaman and Nicobar Islands
Tsunami: Waves of Destruction