Thank you for your letter of Feb. 15, 2008.

FORBES: Magazine Article

Thank you for your letter of Feb. 19, 2008.

FORBES: Games We Play

Thank you for your letter of September 8.

CENTERFORSECURITYPOLICY: Center for Security Policy | Excerpts From An Undated Letter From Russian President Boris Yeltsin To President William Clinton

Thank you for your letter setting out your disengagement plan.

CNN: Letter from President Bush to Prime Minister Sharon

Thank you for your letter of February 6, 2008.

FORBES: Magazine Article

On a personal note, I want to thank you for the courtesy reflected in our prior discussions and also your letter.

FORBES: Magazine Article