This is a beautiful sheet of 6 stamps, issued by Guinea in 2008, honoring famous French writer and existential philosopher Simone de Beauvoir. Also featured are fellow philosopher and partner Jean-Paul Sartre, Argentine Marxist revolutionary Che Guevara, President of the United States of America John F. Kennedy, and the United States Air Force PGM-19 Jupiter missile. The sheet is Michel catalog #5677-82, and is Post Office fresh, mint never hinged, and F/VF.