This is a beautiful sheet of 6 stamps, issued by Guinea in 2011, honoring Presidents of the United States of America. Featured on the stamps include the 27th President of the United States William Howard Taft, Taft's Vice President James S. Sherman, American banker & Treasury Secretary Franklin MacVeagh, American lawyer & Presidential Cabinet Secretary George Woodward Wickersham, U.S Secretary of the Navy George von Lengerke Meyer, US Secretary of Commerce & Labor Charles Nagel, U.S. Secretary of War Jacob M. Dickinson, and King George V of the United Kingdom. The sheet is Michel #8140-8145, and is Post Office fresh, mint never hinged, and F/VF.